Moo Deng, the pygmy hippo who took the internet by storm, celebrated her first birthday Thursday at the Khao Kheow Open Zoo ...

Totally unfazed that it was her birthday, she wandered around her enclosure, took a few naps and chewed her caretaker’s knees ...

Thousands of excited fans flocked to a Thai zoo on Thursday to celebrate the first birthday of Moo Deng, the adorable baby ...

Thailand's viral sensation pygmy hippo, Moo Deng, celebrated her first birthday with a four-day bash.

Moo Deng, the viral pygmy baby hippo, has turned 1! The social media sensation celebrated her first birthday on Thursday, ...

A zoo in the U.S. state of Kansas has welcomed the birth of a healthy baby pygmy hippopotamus, raising hope for a species ...

Moo Deng, the viral pygmy baby hippo, marked her first birthday with a 44 pound cake at Khao Kheow Open Zoo in Thailand.

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

Thailand's baby pygmy hippo and internet sensation Moo Deng celebrated her first birthday on Thursday, devouring a massive ...

Moo Deng, the world’s favorite pygmy hippo, just turned 1, and thousands of fans from across the globe traveled to Thailand ...