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

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

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

Learn about how everyone's favorite hippo spent her big day with help from her global fanbase. Who is Moo Deng? In case you missed it, Moo Deng the pygmy hippo became an internet ...

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

Thousands of fans have flocked to a Thailand zoo to celebrate the first birthday of Moo Deng, the baby pygmy hippo that's become a social media sensation.

Moo Deng, the pygmy hippo turned social media star, has celebrated her first birthday, with thousands turning out to celebrate with her.

Thousands of excited fans flocked to a Thai zoo on Thursday to celebrate the first birthday of Moo Deng, the adorable baby pygmy hippo that has become a social ...

The pygmy hippo that launched a thousand memes wandered around her enclosure at Thailand’s Khao Kheow Open Zoo, took a few naps and ate shoots and leaves.

Thousands of excited fans flocked to a Thai zoo on Thursday to celebrate the first birthday of Moo Deng, the adorable baby pygmy hippo that has become a social media sensation. The Khao Kheow Open ...

Moo Deng, the viral pygmy baby hippo, has turned 1! The social media sensation celebrated her first birthday on Thursday, July 10, with the zoo where she resides in Thailand throwing her a four ...