Several environmental groups filed a petition seeking federal protection for the pygmy rabbit, a tiny ground-dwelling mammal that no occupies just 10% of its range across Utah and the Great Basin.

Americans who have fallen in love with Moo Deng no longer need to travel to Thailand to see a baby pygmy hippo in person. Poppy was born on Dec. 9, 2024, to the Metro Richmond Zoo's resident pygmy ...

Viral baby pygmy hippo Moo Deng may get her own patent after skyrocketing to TikTok fame over the last few weeks at the Khao Kheow Open Zoo in Thailand, according to a zookeeper.

A female pygmy hippopotamus calf was born at the Metro Richmond Zoo in early December, marking the third calf of the endangered species to be born at the zoo in the last five years, officials said.

Just a few months after Moo Deng's birth, a female pygmy calf named Haggis claimed social media fame. Born in October 2024, Haggis resides at the Royal Zoological Society of Scotland's Edinburgh Zoo.

A rare pygmy hippo was born in Attica Zoological Park in Athens, Greece on Feb. 19. Weighing 15.4 lbs., it is the zoo's first pygmy hippo in a decade.

Mikolas, a newborn pygmy hippopotamus calf walks in his enclosure at the safari park in Dvur Kralove, Czech Republic, on Jan. 15, 2024. The male baby hippo was born on Dec. 1, 2023.