A critically endangered fox, called "one of the rarest mammals in the world," was recently caught on camera by a Northern ...

Saola (Pseudoryx nghetinhensis)The Saola Working Group calls this ungulate native to the mountains of Laos and Vietnam one of the rarest large animals on Earth. Citing habitat loss and poor ...

We know you can’t resist cute animal pictures, so we gathered 100 of the cutest animal pictures we could find for your ooh-ing and aah-ing pleasure. Some of the cutest animals in the world might ...

A hidden camera in Queensland captures a rare encounter between a young northern wombat and an echidna, revealing valuable ...

Hawaii's native tree snails, known as the "jewels of the forest," are rapidly disappearing. Some of the most imperiled only live in human care now, safeguarded 24 hours a day.

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding could upend what’s known of their evolution.