Pittsburgh zoo welcomes a young pygmy hippo named Hadari
Wolverine spotted in California is only the second in a century
Chris Hemsworth is helping to bring Tasmanian devils back to Australia
How to help the animals affected by the Australian bushfires
Animals previously thought to be extinct have been discovered in Honduras
Elderly Sloths Can Move Into A 'Retirement Home' At This Zoo
This zoo just welcomed a rare and totally adorable baby aye-aye
Zoo welcomes endangered leopard cubs and they are just too sweet
This photographer's portraits of endangered animals are stunning
Lacoste is temporarily changing its logo—and it's for a great cause!