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

Echidna (Tachyglossus aculeatus)

• Also known as "spiny anteater"
• Not actually related to anteater species, but does eat ants and termites
• Approximately 1 to 1 1/2 feet (30-45 cm) in length
• Along with the platypus, echidnas are the only egg-laying mammals
• Native to New Guinea and Australia

Addax (Addax nasomaculatus)

• Desert antelope that lives in the Sahara Desert
• Also known as "screwhorn" antelope
• Approximately 3 feet tall (1 meter) at the shoulders
• Greyish brown in winter; in summer its coat turns white
• Critically endangered- less than 300 left in the wild

Giant Prickly Stick Insect (Extatosoma tiaratum)

• Large stick insect native to Australia
• Females average 6 inches (15 cm) have short spines and small wings
• Males average 4 inches (10 cm), only have spines on head and have long wings
• Diet includes eucalyptus and blackberry leaves
• Blend into foliage by swaying back and forth