UPDATE: Three more of Mommy's eggs have hatched as of May 15. All of the baby tortoises are boys. The longest resident at the Philadelphia Zoo is a new parent — and the oldest known first-time mom of ...

Four endangered baby tortoises have made their highly anticipated public debut at the Philadelphia Zoo as the first hatchlings of their 100-year-old mother, Mommy. Mommy, a western Santa Cruz ...

The Philadelphia Zoo made the announcement Thursday, celebrating the arrival of a new generation of Western Santa Cruz Galapagos tortoises, the largest living tortoise species and a critically ...

Goliath the tortoise had a big shellebration Sunday as he marked his first Father's Day. He also turned 135 at Zoo Miami. His hatchling was born on June 4 after incubating for about four months, ...

In early April, the Philadelphia Zoo welcomed four baby tortoises to their family, the first to be born there in the Zoo's 150-year history. The proud first-time mom, aptly named Mommy, was 93 years ...

After a 97-year-old Galápagos tortoise named Mommy gave birth, David Muir reports on the debut of four critically endangered Western Santa Cruz Galápagos tortoises at the Philadelphia Zoo. 94-year-old ...

After more than a century of munching on her favorite foods of romaine lettuce and cactus fruit, beloved Galapagos tortoise Gramma, the oldest resident of the San Diego Zoo, has died. Gramma was born ...

Goliath the tortoise had a big shellebration Sunday as he marked his first Father's Day. He also turned 135 at Zoo Miami. His hatchling was born on June 4 after incubating for about four months, ...