Moo Deng, a baby pygmy hippo, has become the internet’s latest craze. But what seems like unlikely celebrity has a simple explanation, scientists said: Her cuteness is hijacking our brains.

Only a month after Thailand's adorable baby hippo Moo Deng was unveiled on Facebook, her fame became unstoppable.

Only a month after Thailand's adorable baby hippo Moo Deng was unveiled on Facebook, her fame became unstoppable both domestically and internationally. Zookeeper Atthapon Nundee has been posting cute moments of the animals in his care for about five years.

Enter Moo Deng, the wildly cute baby hippo that has gone viral over the past week. She is a shiny, rotund, two-month-old female pygmy hippopotamus at Thailand's Khao Kheow Open Zoo. Everywhere you look,

A 2-month-old female pygmy hippo in Thailand, named Moo Deng, is winning over the heart of everyone on the Internet.