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.

PHILADELPHIA (WPHL) — The Philadelphia Zoo continues to make history: three more critically endangered Western Santa Cruz Galapagos tortoises have hatched at the Zoo. Courtesy: Philadelphia Zoo These ...

A tortoise named Mommy just became the oldest first-time parent of her species at an estimated 100 years old. The four hatchlings are all from the female incubation batch. The tortoises are part of a ...

PHILADELPHIA — On Thursday, the Philadelphia Zoo announced the hatching of four critically endangered Western Santa Cruz Galapagos tortoises for the first time in the zoo’s 151-year history. The ...

One nearly century-old tortoise has been a fixture of the Philadelphia Zoo since 1932 — and now she’s living up to her name. Mommy, the estimated 97-year-old Western Santa Cruz Galapagos tortoise, ...

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 ...