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 ...

Activist Tommy Garnett's decades of work paid off when Sierra Leone's Tiwai island -- a lush forest home to one of the ...

The Khao Kheow Open Zoo was overrun with Moo Deng fans on the first of four days of activities marking the hippo’s birthday.

A male pygmy hippo – the same species as Thailand's viral Moo Deng – was born at Tanganyika Wildlife Park in Goddard, Kansas ...