Blue Iguana

Blue Iguana
Diet: Plants, fruits, flowers
Appearance: Blue-green or gray scaly skin
Weight: 30 pounds
Length: 5 ft.
Habitat: ONLY the Grand Cayman islands
Enemies: Mainly humans
Life Span: About 69 years
The blue iguana is one of the most endangered species on Earth!

Okapi

Okapi

Diet: Leaves, ferns, buds, grasses, fruits, fungi

Appearance: Brown and black upper body, huge ears, and zebra-striped legs

Weight: 440-770 pounds

Length: 6.2-8.2 feet

Habitat: Central Africa

Enemies: Leopards

Life Span: Over 30 years

Although this strange animal looks related to the zebra (because of its legs' patterns), it is more related to the giraffe. Okapi tongues are amazingly long, which can reach up to clean their eyelids and ears.

Mule Deer

Mule Deer
Diet: Twigs, bark, buds, leaves, nuts, seeds, grasses
Appearance: Brown fur, white belly, white tail, antlers*
Weight: 95-330 pounds
Length: 3.9-6.9 feet
Habitat: Native to western North America
Enemies: Grey wolves, mountain lions, black bears, bobcats, coyotes, wolverines, brown bears
Life Span: 10 years
This deer is named for its ears, which are the shape of a mule's.
*To change depending on gender.

Arctic Skua

Arctic Skua
Diet: Rodents, birds, insects
Appearance: Grey feathers, black face, white belly
Weight: 12-20 ounces
Length: 16-19 inches
Habitat: Eurasia, North America, Scotland, etc. (tundras)
Enemies: Crabs, other skuas
Life Span: 12 years
These birds are known as pirates, because they steal food from other birds.

Rock Ptarmigan

Rock Ptarmigan
Diet: Birch, buds, seeds, leaves, flowers, insects, berries
Appearance: Grey, white, or black feathers
Weight: 15-20 ounces
Length: 13-14 inches
Habitat: Tundra of Canada, Greenland, Eurasia, Asia
Enemies: Hawks, foxes, owls
Life Span: 4 or more years
The Rock Ptarmigan is also known as the Partridge or Snow Chicken. These birds camouflage from predators, changing their feathers season by season.

Hippopotamus

Hippopotamus
Diet: Grass
Appearance: Grey, pink
Weight: 2,900-7,900 pounds
Length: 10.8-16.5 feet
Habitat: Mostly Southern Africa
Enemies: Mainly man
Life Span: 40-50 years
Hippopotamus is Greek for "river horse". They are the 3rd largest mammal. A large group of these animals are called a pod, herd, or bloat. They can consume 150 pounds of grass a night.

Sea Otter

Sea Otter
Diet: Fish, sea urchins, mollusks, crustaceans
Appearance: Brown, grey, black (ish)
Weight: 31-99 pounds
Length: 3 feet 10 inches-4 feet 10 inches
Habitat: North Pacific Ocean
Enemies: Great white sharks, humans, bald eagles
Life Span: Up to 23 years
Sea otters have 32 teeth and can hold their breath up to 5 minutes.