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 ...

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

Adoring fans from around the world converged in Thailand this week to celebrate the first birthday of Moo Deng, the baby pygmy hippo who became a social media sensation. John Yang reports.

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 ...

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 ...