zoo

For the first time on record, researchers have diagnosed two naked mole rats (Heterocephalus glaber) with cancer.

Sharks may use their keen sense of smell to navigate the vast ocean, a new study finds.

Leopard sharks may use smell to help them navigate the ocean, a new study finds.

Every year, scientists wade into jungles, deserts and museum collections to examine animals and, if they're lucky, discover a new species.

Can these tiny turtles help prevent their species' extinctions?

The air was hazy from forest fires, and Mishka, a 1-year-old sea otter at the Seattle Aquarium, could barely breathe.