Moo Deng may have won the hearts of the public, but a penguin in Australia is stirring up some cuteness competition.

Zookeeper Atthapon Nundee has been posting cute moments of the animals in his care for about five years. He never imagined ...

As the baby pygmy hippo has gone mega-viral, the Thai zoo where she was born is hustling to trademark her and keep her safe.

The two-month-old pygmy hippo has become a viral internet sensation and a popular tourist attraction. Moo Deng was born in ...

Moo Deng is part of the endangered pygmy hippo species, with only a few thousand left in the wild. Born to parents Jona and ...