Polar Bear (Ursus maritimus)

• The world's largest carnivore
• Males can weigh up to 1300 pounds (590 kg)
• Native to the Arctic circle, living on islands, coastlines and ice blocks
• Feed on fish, seals, gulls, walruses and beluga whales
• White coat allows them to sneak up on their prey
• Listed as a vulnerable species

Cheetah (Acinonynx jubatus)

• The fastest land animal; sprinting up to 70 mph (113 kph)
• Length of 4 feet (1.2 meters) and weigh up to 140 pounds (63 kg)
• Native to Africa and Southwestern Asia
• Hunt mammals such as gazelles and impala
• Only 12,000 left in the wild

Hippopotamus  (Hippopotamus amphibius)

• Second largest land mammal with males weighing up to 7000 pounds (3175 kg)
• Spend most of their lives in water; come out to feed on grass
• Can run at speeds up to 20 mph (32 kph) for short distances
• Live in Sub-Saharan Africa (Zambia, Tanzania)

Somali Wild Ass (Equus africanus somaliensis)

• Smallest of the wild equids (horses, zebras and asses)
• Average 4 feet (1.2 meters) high and weigh about 600 pounds (272 kg) 
• Live in desert areas in Somalia, Ethiopia and Eritrea
• Legs have horizontal black stripes
• Eat grasses and shrubs
• Critically endangered