The first of the four hatchlings, all female, began to emerge from its white, hard-shelled egg on Feb. 27, the zoo said. The four hatchlings are part of a clutch of 16 eggs Mommy laid back in November ...

The birth of tortoises native to Santa Cruz Island in the Galápagos increases their U.S. population from 44 to 48. A few ...

Galapagos tortoises hatched 4 babies at the Philadelphia Zoo helping to ensure the survival of a critically endangered ...

"These four hatchlings, it's everywhere in the news," she said. "And I think that's amazing to think about." The population of this tortoise species began to decline in the early 1800s when ...

Mommy, a Western Santa Cruz tortoise, recently welcomed four hatchlings at the Philadelphia ... the first successful hatching for her species at the zoo, which opened in 1874.

By Kristine Sabillo A pair of Galápagos tortoises in their 90s recently made headlines for successfully producing offspring ...

The two oldest residents of the Philadelphia Zoo are brand new parents to four hatchlings — a major milestone for this critically endangered species.

Currently, there are fewer than 50 of these tortoises in captivity in zoos throughout the United States. Due to their endangered species, the process of hatching these hatchlings is not only a ...

For the first time in over 150 years, the Philadelphia Zoo has new additions to the Western Santa Cruz Galapagos tortoise ...