A birthday bash fit for a queen — or at least a very cute hippo.

Activist Tommy Garnett's decades of work paid off when Sierra Leone's Tiwai island -- a lush forest home to one of the world's highest concentrations of primates -- landed a spot Sunday on the UN ...

Moo Deng, whose name means “bouncing pig” in Thai, became a global superstar last year, with images of her rosy cheeks and ...

Thailand's pygmy hippo Moo Deng marked her first birthday on Thursday, drawing crowds of diehard fans even as she left behind ...