From dogs with unique quirks to adorable cats and even playful hippo, these animal celebrities have captured hearts online.

People around the world have been enchanted by the baby pygmy hippo whose name means something like "bouncy pork meatball." ...

Born October 30 to parents Gloria and Otto at the Edinburgh Zoo in Scotland, the hippo is already gaining popularity, following in the footsteps of viral sensation Moo Deng ...

He tried to do like a slide on his belly, thinking it was snow, I guess, and just face-planted in the sand and stood up and ...

"It is great to have our own little ambassador right here," said the hoofstock team leader at Edinburgh Zoo in Scotland.

Scotland’s Edinburgh Zoo has ignited an online rivalry with viral sensation Moo Deng, a baby pygmy ... him gentle pets. Moo ...

Moo Deng, the baby hippo that took social media by storm, has predicted former President Trump will defeat Vice President ...

The Royal Zoological Society of Scotland's Edinburgh Zoo announced their own tiny pygmy hippo, named Haggis, was born Oct. 30 ...

The Edinburgh Zoo has launched a cuteness contest between Haggis, its newborn pygmy hippo, and Moo Deng, the adorable mini ...

Scottish zoo welcomes new baby pygmy hippo, Haggis.

After the birth of a female hippo at a zoo in northeast Thailand, a photo of a baby hippo was shared in social media posts ...

Haggis "is doing really well so far and it is amazing to see her personality beginning to shine already," said hoofstock team leader Jonny Appleyard Move over, Moo Deng! A new adorable baby pygmy ...