A pygmy hippo in Southern California broke two age-related world records this year alone. Hannah Shirley, who lives at the ...

Poppy, the popular pygmy hippo at Metro Richmond Zoo, celebrated her first birthday recently.

Poppy, the pygmy hippo who quickly garnered national attention after her birth, turned 1 year old on Tuesday. She was born ...

CHONBURI, Thailand — 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.

CHONBURI, Thailand (AP) — 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 ...

Cincinnati Zoo's portly princess Fiona is celebrating her 8th birthday.On this special day, the city's famed hippo is celebrating another major milestone, social celebrity status.Fiona reached 5 ...

"Is that what I think it is?" asks zookeeper Wendy Rice. She can see the monitor over the veterinarian's shoulder. Dr. Jessye Wojtusik performs an ultrasound on Bibi, a 17-year-old Nile hippopotamus ...