In Philadelphia and South Jersey, you can spend hours watching hippos noshing on pumpkins at the Philadelphia Zoo and Adventure Aquarium.

Zookeeper Atthapon Nundee has been posting cute moments of the animals in his care for about five years. He never imagined the zoo’s newborn pygmy hippo would become an internet megastar within

Only a month after the adorable baby hippo Moo Deng was unveiled on Facebook, her fame became unstoppable both domestically and internationally.