PHILADELPHIA, PA — The Philadelphia Zoo has achieved a monumental milestone in its 150+ year history with the successful hatching of four critically endangered Western Santa Cruz Galapagos tortoises.

After a female tortoise is fertilized, she undergoes several changes. After mating, the female tortoise will carry eggs for weeks to months, depending on the species. As the female tortoise gets ...

April 4 (UPI) --The Philadelphia Zoo announced the hatching of four critically endangered Western Santa Cruz Galapagos tortoises, the first of their species to hatch at the facility in its history.

A pair of Western Santa Cruz Galápagos tortoises, who are estimated to be around a century old, have become parents for the first time at the Philadelphia Zoo. The arrival of four hatchlings to “Mommy ...

Beaches along the Great Barrier Reef are coming alive as thousands of baby turtles hatch and rush to the sea in the "ultimate ...

PHILADELPHIA — Sixteen critically endangered western Santa Cruz tortoises born to some very old parents got a slow walk and the red carpet treatment Wednesday at a Philadelphia Zoo event to show off ...