Mr. Potato Head, the El Paso Zoo's oldest resident, has revitalized digs, where he can roam on fresh grass, take a muddy dip ...

A second baby African pancake tortoise can now be seen at the Denver Zoo Conservation Alliance, after hatching in late July.

Barney, the tire-sized tortoise from Denison, loves people—and watermelon—but on Wednesday evening, he loved the thrill of ...

The weigh-in helps zookeepers monitor the health of their animals and the data is shared with conservation groups.

Four critically endangered Western Santa Cruz Galapagos tortoise babies hatched at Philadelphia Zoo. Their parents are both estimated to be about 100 years old.

A tortoise in Cumbria, United Kingdom, went missing nine months ago after escaping its owner's garden. The reptile was found a mile away from its home.

A rare Western Santa Cruz Galápagos tortoise who is estimated to be 97 has become the oldest known first-time mother of her species, according to officials at Philadelphia Zoo. Mommy, who has ...

Mommy, the Philadelphia Zoo's oldest resident, is living up to her name. A pair of nearly 100-year-old tortoises have welcomed four baby hatchlings at the Philadelphia Zoo. "All are doing well ...