Reptiles
This animal has three eyes
Bearded dragon
this animal have incredibly dense fur, with up to 60 hairs per follicle and 20,000 hairs per square inch
Jasmine
this bird can sleep while flying
Albatrosses
Their skin is actually black, not white, and their fur is hollow, which helps them stay warm in the Arctic.
Polar bears
They sleep with one eye open to keep an eye out for predators while still getting some rest.
Dolphins
This animal can be found anywhere except antarctica
lizard
this Animal they are marsupials: according to Tourism Australia.
Koalas
this bird are the smallest migrating birds.
Hummingbirds
They cannot walk backward because of the structure of their knee joints.
Kangaroos
These deep-sea sharks can live for over 200 years,
Greenland Sharks
This animal lives in Afghanistan, Pakistan, India, Iran, and Nepal.
Leopard Gecko
this animal surprisingly diverse, with over 278 species and 51 genera:
Squirrel
this bird are aquatic bird champions.
Penguins
They only defecate once a week, venturing down from their arboreal habitat to do so.
Sloths
They can produce enough electricity to light up to 10 light bulbs,
Electric Eels
this Animal is like alligators and crocodiles, have a four-chambered heart, a trait also found in mammals and birds. This is unique among reptiles, as most have a three-chambered heart.
Crocodilians
this animal can vocalize in up to 100 different ways
cat
this bird can live over 100 years
Parrots
They can recognize themselves in mirrors, a sign of self awareness.
Elephants
this animal is the largest animal on Earth
Blue whale
A turtle
this animal have incredible fiber that is naturally flame-resistant, hypoallergenic, and lighter and warmer than sheep's wool
Alpacas
this bird have the largest brain in relation to their body size of any bird family.
Crows
They are the largest mammals, with the blue whale being the largest living animal.
Whales
They have a flattened body shape and can move sand to camouflage themselves on the ocean floor,
Stingrays