Animals That Start With K: Names, Types, and Verified Facts

Animals that start with K include the kākāpō, kangaroo, kangaroo rat, katydid, kea, kestrel, key deer, killer whale, killifish, king cobra, king crab, king penguin, kingfisher, kinkajou, kiwi, klipspringer, koala, Kodiak bear, Komodo dragon, kookaburra, krill, and kudu.

The letter K brings together animals from almost every major environment. Kangaroos cross Australia’s open landscapes with powerful hops, koalas spend much of their lives in eucalyptus trees, kiwis forage on New Zealand’s forest floor, killer whales hunt throughout the world’s oceans, and Antarctic krill form enormous swarms that support much of the Southern Ocean food web.

Several K names can also create confusion. A killer whale is actually the largest member of the dolphin family. A kangaroo rat is a rodent, not a kangaroo. A koala is a marsupial rather than a bear, while king crabs are not “true crabs” in the narrow zoological sense.

Even the familiar king cobra now requires an update. For almost two centuries it was treated as one widespread species, Ophiophagus hannah. A peer-reviewed 2024 taxonomic revision recognized four distinct king cobra species distributed across different parts of Asia.

These distinctions are why no scientifically fixed number of animals starts with K. The total changes depending on whether a list counts broad groups, individual species, geographic names, domestic breeds, alternative common names, and extinct animals separately.

Quick List of 50 Animals That Start With K

Here are 50 living animal names beginning with the letter K.

Animal	Animal Group
Kagu	Bird
Kākāpō	Bird
Kangaroo	Mammal
Kangaroo mouse	Mammal
Kangaroo rat	Mammal
Katydid	Insect
Kea	Bird
Keel-billed toucan	Bird
Kelp bass	Fish
Kelp crab	Crustacean
Kelp greenling	Fish
Kelp gull	Bird
Kermode bear	Mammal
Kestrel	Bird
Key deer	Mammal
Khulan	Mammal
Killdeer	Bird
Killer whale	Mammal
Killifish	Fish
King cobra	Reptile
King crab	Crustacean
King eider	Bird
King penguin	Bird
Kingfisher	Bird
Kingsnake	Reptile
Kinkajou	Mammal
Kipunji	Mammal
Kirk’s dik-dik	Mammal
Kissing gourami	Fish
Kite	Bird
Kittiwake	Bird
Kiwi	Bird
Klipspringer	Mammal
Knifefish	Fish
Knob-billed duck	Bird
Knobbed whelk	Mollusk
Koala	Mammal
Kob	Mammal
Kodiak bear	Mammal
Komodo dragon	Reptile
Kookaburra	Bird
Kori bustard	Bird
Kowari	Mammal
Krait	Reptile
Krill	Crustacean
Kudu	Mammal
Kuhli loach	Fish
Kuhl’s flying gecko	Reptile
Kuhl’s pipistrelle	Mammal
Kuhl’s stingray	Fish

This table is a representative reference rather than a claim that only 50 K animals exist. A database that separates individual kingfishers, kangaroos, killifish, kraits, domestic breeds, and extinct species will produce a much larger total.

Mammals That Start With K

Mammals beginning with K include marsupials, rodents, deer, bears, antelopes, bats, primates, arboreal carnivores, and the largest member of the dolphin family.

Kangaroo

Kangaroo is a common name applied to several of the largest members of the macropod family, which also includes wallabies and related marsupials.

The red kangaroo is the largest living marsupial. The Australian Museum reports that males can reach a body length of about 1.4 meters, with a tail around another meter long, and can weigh up to approximately 92 kilograms.

A kangaroo’s body proportions make much more sense when connected with movement.

The hind legs and feet are dramatically larger and more powerful than the forelimbs. Kangaroos move quickly through a form of locomotion called saltation, in which the two hind feet push from the ground together.

San Diego Zoo Wildlife Alliance reports that larger kangaroos can cover more than 23 feet, or 7 meters, in a single hop when moving quickly and can exceed 30 mph, or 48 km/h, for short periods.

The large tail is equally important. It provides balance while hopping and turning and supports the animal when standing or moving slowly.

Kangaroos are marsupials, so females give birth to extremely undeveloped young that continue development in a pouch. A newborn red kangaroo is only about the size of a jellybean before crawling into its mother’s pouch.

Kangaroo Rat

A kangaroo rat is not a small kangaroo.

Kangaroo rats are North American rodents in the family Heteromyidae. Their name comes from the way many species move on two enlarged hind feet.

The front limbs are relatively small, while the hind legs are long and powerful. A long tail contributes to balance during rapid hopping and sudden changes in direction.

The U.S. Fish and Wildlife Service describes the giant kangaroo rat as using strong hind legs to hop rapidly away from predators. Large, fur-lined cheek pouches allow it to collect and transport seeds.

Some kangaroo rat species can survive in extremely dry environments with little or no direct drinking water, obtaining much of the water they need through food and metabolism.

Conservation status differs by species. Stephens’ kangaroo rat, for example, was listed as Endangered in 1988 but improved sufficiently to be reclassified as Threatened in 2022 after habitat conservation measures reduced some of its risks.

This is why “kangaroo rat” should not be assigned one conservation status across every species.

Key Deer

The Key deer is the smallest subspecies of the North American white-tailed deer.

It occurs naturally only in the Florida Keys.

The U.S. Fish and Wildlife Service reports that hunting and habitat loss reduced the population to only a few dozen animals by the 1950s. Establishment of the National Key Deer Refuge in 1957 and federal endangered-species protection beginning in 1967 helped produce a substantial recovery.

Approximately 75% of the population is concentrated around Big Pine Key and No Name Key, which creates a modern conservation challenge because deer frequently encounter roads, homes, and people.

Key deer are a useful example of island-related body size. Their small stature distinguishes them from mainland white-tailed deer even though they belong to the same species.

Killer Whale

The killer whale, or orca (Orcinus orca), is not simply a whale in the everyday sense of the word. It is the largest member of the dolphin family Delphinidae.

NOAA Fisheries reports lengths reaching approximately 32 feet and weights up to 11 tons. The agency estimates that around 50,000 killer whales live worldwide, although individual populations can have very different conservation situations.

Killer whales live in every ocean and are apex predators.

Their diet depends heavily on the population and its learned hunting culture. Some groups specialize primarily in fish, while others hunt marine mammals and squid.

This behavioral specialization is not simply genetic. NOAA notes that hunting methods and vocal calls are learned and culturally transmitted between animals within social groups.

The endangered Southern Resident killer whales provide an important example of why global population figures can be misleading.

NOAA’s July 2025 census counted only 74 Southern Residents, far below a mid-1990s peak of 98. A March 2026 NOAA update continued to describe those 74 animals as threatened by limited prey, contaminants, disturbance, noise, small population size, and inbreeding.

The species as a whole is therefore not represented accurately by saying either “50,000 killer whales exist” or “only 74 killer whales remain.” Both figures answer different questions.

Kinkajou

The kinkajou (Potos flavus) is an arboreal mammal found in tropical forests from southern Mexico into South America.

Its appearance can resemble a small primate, but kinkajous are not monkeys.

They belong to the family Procyonidae, making them relatives of raccoons, coatis, ringtails, and olingos.

One of their most useful physical adaptations is a prehensile tail.

The tail can support the body while the animal reaches for fruit or nectar and helps maintain balance during movement through trees. San Diego Zoo reports that kinkajous can even hang by the end of the tail and climb back upward along it.

Their hind ankles can rotate in a way that allows them to descend tree trunks headfirst.

A long tongue, reaching approximately 13 centimeters, also helps a kinkajou reach nectar inside flowers. Although kinkajous belong to the carnivore order, most of their diet consists of fruit and nectar.

Their nectar feeding can transfer pollen between flowers, giving the animal an ecological role as a pollinator.

Klipspringer

The klipspringer is a small African antelope specialized for rocky landscapes.

Its name comes from Afrikaans and is commonly translated as “rock jumper.”

The most interesting adaptation is found at the feet.

Animal Diversity Web explains that klipspringers effectively walk on the tips of their hooves. The shape provides a small, firm contact point that helps the animal move across steep rock faces.

The hindquarters are also powerful, supporting jumps from one rocky surface to another.

Adults generally weigh only about 8 to 18 kilograms, making their ability to negotiate steep terrain easier than it would be for a much larger antelope.

This is a strong example of a physical trait worth mentioning because hoof structure directly explains the animal’s habitat use.

Koala

The koala (Phascolarctos cinereus) is a marsupial, not a bear.

Its closest living relatives are wombats.

Koalas inhabit eucalyptus forests across eastern and southeastern Australia and possess a highly specialized diet centered on leaves from certain eucalyptus and related tree species.

Their hands and feet are particularly well adapted to an arboreal lifestyle.

Koalas have two opposable digits on each front paw, strong claws, rough pads, and powerful forelimbs that help them grip trunks and branches.

Those features belong naturally in the article because climbing is central to koala feeding, resting, and predator avoidance.

Kodiak Bear

The Kodiak bear is a brown bear population restricted naturally to Alaska’s Kodiak Archipelago.

It ranks among the world’s largest terrestrial carnivorous mammals.

Kodiak bears and mainland grizzly bears belong to the same brown bear species, although island isolation, abundant food, and long-term population separation have produced recognizable differences.

Their diet is highly flexible and can include vegetation, berries, fish, carrion, and other foods according to season.

Kudu

Kudu generally refers to the greater kudu and lesser kudu, two African antelopes famous for spiraling horns.

Greater kudu males can stand approximately 1 to 1.5 meters at the shoulder and weigh as much as 315 kilograms. Their horns average around 120 centimeters in length and form dramatic spirals.

Those horns are permanent structures with a bony core and keratin sheath rather than antlers that are shed annually.

Adult males use the horns in display and competition.

The horns therefore deserve mention because their size and shape have a direct role in reproductive behavior.

Other mammals that start with K include the kangaroo mouse, Kermode bear, khulan, kipunji, Kirk’s dik-dik, kob, kowari, and several species whose geographic names begin with K.

Birds That Start With K

K birds range from tiny forest species to large parrots, kingfishers, penguins, birds of prey, and some of the rarest birds currently under intensive conservation management.

Kākāpō

The kākāpō (Strigops habroptilus) is a nocturnal, flightless parrot found only in New Zealand.

It is one of the most intensively managed birds on Earth.

The species once fell to only 51 known birds in 1995. Through predator-free islands, genetic management, supplementary feeding, nest monitoring, and intensive breeding support, the population has increased substantially.

Population numbers during the 2026 breeding season require careful wording.

New Zealand’s Department of Conservation reported 235 kākāpō in April 2026, while chicks produced during the breeding season are not officially included in the population until they successfully fledge.

This is why different 2026 reports may show slightly different totals.

Kākāpō breed only during certain years, usually when rimu trees produce unusually large crops of fruit. DOC says breeding occurs only about once every two to four years.

They are also the world’s only known lek-breeding parrots. Males prepare display areas and produce deep booming calls to attract females, while females alone handle nesting and chick care.

Their inability to fly became especially dangerous after humans introduced mammalian predators to New Zealand, where the birds had evolved without those terrestrial threats.

Kea

The kea (Nestor notabilis) is another parrot found only in New Zealand, although its lifestyle is very different from that of the kākāpō.

Kea inhabit the South Island and are especially associated with mountainous environments.

They are famous for curiosity and sophisticated problem-solving.

New Zealand’s Department of Conservation estimates a population of only 1,000 to 5,000 kea and identifies introduced predators and human-related hazards as major threats.

Nest survival illustrates the impact of predators particularly clearly.

DOC reports that around 70% of kea nests can succeed where introduced predators are controlled, compared with 10% or less without control in monitored areas.

Kea are also highly exploratory, which can create problems around vehicles, buildings, rubbish, and lead-containing materials.

Their intelligence therefore helps them investigate complex environments but can also draw them toward human hazards.

Kingfisher

Kingfisher refers to many species rather than one bird.

Members of the kingfisher group occur in aquatic, woodland, savanna, and forest environments across much of the world.

The familiar image of a kingfisher diving for fish applies to some species, but others feed primarily on insects, reptiles, amphibians, or small terrestrial animals.

Most have relatively large heads and strong pointed bills suited to capturing prey.

A dramatic conservation example comes from the Guam kingfisher, also known as sihek. Smithsonian currently lists it as Extinct in the Wild, following the disappearance of the wild Guam population after ecological disruption caused largely by introduced brown tree snakes.

This is another reason broad animal names should not receive one universal conservation label.

Kiwi

Kiwi refers to five living species of flightless birds found only in New Zealand.

New Zealand’s Department of Conservation estimates that approximately 70,000 kiwi remain across the country.

The number sounds substantial until population dynamics are considered.

DOC estimates that unmanaged kiwi populations are declining by roughly 2% each year, equivalent to about 20 birds per week. Introduced predators, particularly stoats, dogs, cats, and ferrets, remain major threats.

Kiwi are unusual among birds in several ways.

Their wings are extremely reduced, their feathers have a loose hair-like appearance, and their nostrils sit close to the end of a long bill.

That nostril position makes smell particularly important while probing soil and leaf litter for invertebrates and other food.

Kiwi chicks also hatch fully feathered and begin feeding independently rather than being routinely fed by their parents.

The five recognized kiwi species are brown kiwi, great spotted kiwi, little spotted kiwi, rowi, and tokoeka.

Kookaburra

Kookaburras are large kingfishers native to Australia and New Guinea.

The laughing kookaburra is famous for a call that sounds remarkably like human laughter.

The Australian Museum explains that the “laugh” is actually a territorial call, frequently given by several members of a family group together.

Laughing kookaburras measure approximately 40 to 45 centimeters and are among Australia’s largest kingfishers.

Despite belonging to the kingfisher family, they do not depend primarily on fish.

Their diet commonly includes insects, worms, crustaceans, small reptiles, mammals, frogs, and birds. Larger prey may be carried to a perch and struck against it before swallowing.

This makes kookaburras another useful example of why family names do not always predict an animal’s exact feeding behavior.

King Penguin

The king penguin is the second-largest living penguin after the emperor penguin.

It breeds on subantarctic islands rather than on the Antarctic continent itself.

Its streamlined body and stiff flippers are adapted for underwater propulsion rather than aerial flight.

King penguins feed largely on fish and squid and can dive deeply while searching for prey.

Kori Bustard

The kori bustard is an enormous ground-dwelling bird native to eastern and southern Africa.

It is often cited among the heaviest birds still capable of flight.

Most of its time is spent walking across grassland and savanna rather than flying unnecessarily.

This illustrates an important biological point: the ability to fly does not mean flight is every bird’s primary form of daily movement.

Other birds beginning with K include the kagu, keel-billed toucan, kelp gull, kestrel, killdeer, king eider, kite, kittiwake, knob-billed duck, and Kirtland’s warbler.

Reptiles and Amphibians That Start With K

The K reptile list includes the world’s largest living lizard, some of the longest venomous snakes, highly specialized gliding geckos, and numerous kraits and kingsnakes.

King Cobra

The name king cobra requires an important modern taxonomic update.

Until recently, king cobras across South and Southeast Asia were treated as one species, Ophiophagus hannah.

A major peer-reviewed revision published in 2024 concluded that the old “king cobra” actually contains four distinct species:

Northern king cobra (Ophiophagus hannah)
Sunda king cobra (Ophiophagus bungarus)
Western Ghats king cobra (Ophiophagus kaalinga)
Luzon king cobra (Ophiophagus salvatana).

This distinction is important because much of the familiar biological information about “the king cobra” was collected before scientists formally separated these populations.

The Northern king cobra can still serve as a useful example of the group’s familiar anatomy and behavior.

Smithsonian reports lengths commonly around 10 to 12 feet, with exceptionally large animals reaching about 18 feet, or 5.4 meters.

King cobras specialize heavily in eating other snakes, which is reflected in the genus name Ophiophagus, meaning “snake eater.”

They can raise the front portion of the body and spread neck ribs into a defensive hood.

Females are also unusual among snakes because they construct nests from vegetation and guard their eggs.

Older statements that “the king cobra is one Vulnerable species” should now be treated cautiously because the 2024 taxonomic split means each newly recognized species requires conservation assessment within its own geographic range.

Komodo Dragon

The Komodo dragon (Varanus komodoensis) is the largest living lizard.

Wild adults typically weigh around 70 kilograms, according to Smithsonian’s National Zoo. The largest verified specimen reached 3.13 meters, or 10.3 feet, and 166 kilograms, or 366 pounds.

Komodo dragons naturally occur on only a small number of Indonesian islands.

Their forked tongue plays an important sensory role.

The tongue collects chemical particles from the environment and transfers them to the vomeronasal sensory system inside the mouth. Smithsonian reports that Komodo dragons can detect carrion from several kilometers away under favorable conditions.

The mouth is equally specialized for feeding.

Curved, serrated teeth tear flesh, while flexible jaw and throat structures allow the animal to swallow very large pieces of food.

Scientists have also identified venom glands. Their venom contributes to blood loss and physiological shock after a successful bite.

This is more accurate than the older popular explanation that Komodo dragons kill prey mainly because of “dirty bacteria” in their mouths.

Kingsnake

Kingsnake refers to several nonvenomous snakes in the genus Lampropeltis.

Their name is connected partly with their ability to prey on other snakes, including venomous species.

Kingsnakes kill prey through constriction.

Color patterns differ dramatically among species and populations, with combinations of black, white, yellow, red, and brown.

Some patterns superficially resemble venomous coral snakes, which has contributed to long-standing discussions about mimicry.

Krait

Krait refers to venomous snakes in the genus Bungarus, found across much of South, Southeast, and East Asia.

Their venom contains potent neurotoxins capable of interfering with normal nerve and muscle function.

Different krait species vary substantially in coloration, ecology, venom composition, and geographic distribution.

For this reason, statements about one krait should not automatically be generalized across the whole group.

Kuhl’s Flying Gecko

The Kuhl’s flying gecko does not perform powered flight.

Like several other animals described as “flying,” it actually glides.

Loose flaps of skin along the body and limbs increase surface area when the gecko leaps between trees.

The flattened body and fringed tail also help create an aerodynamic form and can make the resting animal difficult to distinguish against bark.

This is a useful physical-trait example because body shape explains both locomotion and camouflage.

Fish and Aquatic Animals That Start With K

K aquatic animals include killer whales, small killifish, electric knifefish, reef species, rays, penguins, and tiny crustaceans whose combined biomass is enormous.

Killifish

Killifish is a broad common name for numerous small fishes, many of which occupy freshwater or brackish habitats.

Some species live in temporary pools that disappear during dry periods.

Annual killifish have evolved an extraordinary solution to this problem.

Adults may complete their lives during the wet season, while embryos remain inside drought-resistant eggs buried in the sediment after the water disappears.

Development can pause through a state known as diapause until environmental conditions improve.

This adaptation allows an aquatic vertebrate population to survive months when its habitat contains no surface water.

Knifefish

Knifefish describes several elongated freshwater fishes, particularly species found in Central and South America.

Some can generate weak electrical fields.

These fields help the fish navigate and detect nearby objects, particularly in dark or turbid water.

The ability is different from the powerful electric discharge used by electric eels to attack prey or defend themselves.

Kissing Gourami

The kissing gourami is a freshwater fish native to Southeast Asia.

Its name comes from a conspicuous mouth-to-mouth behavior.

The action may look like affection, but it can occur during social interactions and competition.

The lips also help the fish scrape algae and other food from surfaces.

Kelp Greenling

The kelp greenling is a coastal North Pacific fish commonly associated with rocky habitats and kelp forests.

Like many fishes living in structurally complex habitats, its coloration provides camouflage among rocks, algae, and seafloor material.

Insects and Other Invertebrates That Start With K

K invertebrates include katydids, king crabs, krill, whelks, and many lesser-known marine animals.

Katydid

Katydids are insects closely related to crickets and grasshoppers.

Many species are green and leaf-like, which can provide effective camouflage among vegetation.

Their long antennae distinguish them readily from the shorter-antenna appearance of most grasshoppers.

Males of many species produce calls by rubbing specialized parts of the wings together.

Those sounds primarily function in communication with potential mates.

King Crab

King crab sounds like the name of an especially large true crab, but the evolutionary story is more complicated.

King crabs belong to a crustacean group more closely associated with hermit crabs than with the “true crabs” of the infraorder Brachyura.

Their crab-like body shape is a famous example of carcinization, the repeated evolution of crab-like forms in different crustacean lineages.

This makes the animal more interesting taxonomically than its common name initially suggests.

Krill

Krill are small marine crustaceans, not a single species.

The Australian Antarctic Program reports about 86 krill species worldwide, with five occurring in Antarctic waters.

The best-known is Antarctic krill (Euphausia superba).

An individual adult is only about 6 centimeters long and weighs slightly more than one gram, yet their combined abundance is extraordinary.

Recent Australian Antarctic Program research estimates roughly 300 million tonnes of Antarctic krill in the Southern Ocean, while other broad assessments have produced estimates around 400 million tonnes depending on methodology and period.

That variation is exactly why a biomass estimate should not be presented as an exact immutable number.

Krill can gather into incredibly dense swarms. The Australian Antarctic Program reports local densities reaching as high as 30,000 individuals per cubic meter.

Their ecological importance is even greater than their abundance suggests.

Penguins, seals, fish, squid, and whales depend directly or indirectly on Antarctic krill, making the species a central link between microscopic phytoplankton and some of the largest predators on Earth.

Krill also contribute to carbon transport into deeper ocean layers through the production of fast-sinking waste particles. A 2025 Australian study estimated that Antarctic krill processes may export up to 40 million tonnes of carbon annually toward deeper water.

Knobbed Whelk

The knobbed whelk is a large predatory marine snail.

Like other gastropod mollusks, it carries a coiled shell and moves using a muscular foot.

It feeds on animals such as bivalves, using the edge of its shell and muscular body to gain access to prey.

Its inclusion helps make clear that an alphabetical animal list should extend beyond familiar vertebrates.

Which Animals That Start With K Are Endangered or Threatened?

Several K animals face serious conservation pressures, although their situations are very different.

The kākāpō remains critically threatened, with DOC reporting only 235 birds in April 2026 during the latest breeding season. That number needs context because new chicks are not officially counted until fledging.

The kea also remains under substantial pressure. New Zealand’s Department of Conservation estimates only 1,000 to 5,000 individuals, with introduced predators and human-related hazards continuing to affect survival.

Approximately 70,000 kiwi remain across five species, but unmanaged populations collectively continue to decline at around 2% per year, according to DOC.

The Komodo dragon is Endangered, with Smithsonian citing fewer than 1,400 wild animals.

Koalas in Queensland, New South Wales, and the Australian Capital Territory are nationally listed as Endangered in Australia. The 2025 population model estimated between 398,000 and 569,000 animals across that listed population, although the environment department stresses that improved surveying explains much of the increase from previous estimates.

The Southern Resident killer whale population presents a different scale of risk. Only 74 animals were counted in July 2025, even though the global killer whale population is roughly estimated at 50,000.

These examples reinforce an important principle: conservation status should be attached to a clearly defined species or population rather than casually applied to a broad animal name.

What Are Some Easy Animals That Start With K for Kids?

For alphabet lessons, classroom activities, spelling games, and simple animal recognition, some of the easiest K animals are kangaroo, koala, kiwi, killer whale, king cobra, kingfisher, Komodo dragon, and kookaburra.

These names also introduce several animal groups.

Kangaroo, koala, and killer whale are mammals. Kiwi, kingfisher, and kookaburra are birds. King cobra and Komodo dragon are reptiles.

A more challenging K list could add kākāpō, kea, kinkajou, klipspringer, kangaroo rat, krill, and kudu.

These animals are especially useful for classification exercises because a kangaroo rat is a rodent, krill are crustaceans, and kinkajous belong to the raccoon family.

Domestic Animal Breeds That Start With K

Several domestic breeds have names beginning with K.

Dog breeds include the Keeshond, Kerry Blue Terrier, Kerry Beagle, Kishu Ken, Komondor, Korean Jindo, Kuvasz, and Kai Ken.

Cat breeds include the Korat and Kurilian Bobtail.

Livestock and poultry breed names can add additional K entries.

These names legitimately belong in a broad animal dictionary, but they represent breeds rather than separate wildlife species.

A Komondor and Kuvasz are different domestic dog breeds while both remain members of the same domestic dog species.

Keeping those categories separate makes an alphabetical animal list more biologically meaningful.

Frequently Asked Questions About Animals That Start With K

What animal starts with the letter K?

Many animals start with K. Familiar examples include the kangaroo, koala, kiwi, killer whale, king cobra, kingfisher, Komodo dragon, and kookaburra.

What are 10 animals that start with K?

Ten useful examples are kākāpō, kangaroo, kangaroo rat, kea, killer whale, king cobra, kinkajou, kiwi, koala, and Komodo dragon.

What is a rare animal that starts with K?

The kākāpō is one of the clearest examples. DOC reported only 235 individuals in April 2026, although the current breeding program continues to produce chicks.

Final Thoughts on Animals That Start With K

Animals that start with K cover much more biological diversity than the familiar kangaroo, koala, and kiwi might initially suggest.

The group stretches from tiny Antarctic krill to 11-ton killer whales. It includes marsupials, rodents, parrots, dolphins, antelopes, snakes, lizards, crustaceans, fish, insects, and mollusks.

Several names also challenge everyday assumptions. A killer whale is a dolphin. A kangaroo rat is a North American rodent. A koala is a marsupial rather than a bear. A king crab belongs to a different crustacean branch from true crabs.

Readers following the animal alphabet can return naturally to Animals That Start With J or continue with Animals That Start With L.