The hatchling's parents are the zoo's two oldest residents, each estimated to be around 100-years-old.

Four new western Santa Cruz Galapagos tortoises are making their public debut at the Philadelphia Zoo on Wednesday.

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.

Mommy, a nearly 100-year-old Galapagos tortoises, and parent of four hatchlings is seen in her enclosure at the Philadelphia ...

PHILADELPHIA - For the first time in over 150 years, the Philadelphia Zoo welcomed a clutch of Western Santa Cruz Galapagos tortoises. The hatchling's parents are the zoo's two oldest residents, each ...

Four Western Santa Cruz Galapagos Turtles will make their public debut at the Philadelphia Zoo on Wednesday for the first ...

The arrival of their offspring bumped up the population of these Galapagos tortoises to a total of 48 in American facilities.

A pair of critically endangered, nearly 100-year-old Galapagos tortoises at the Philadelphia Zoo have become first-time ...

A pair of critically endangered, nearly 100-year-old Galapagos tortoises at the Philadelphia Zoo in the US have become first-time parents. The zoo said it was “overjoyed” at the arrival of the ...

Mommy, who has lived at the zoo for nearly 93 years, is seen as one of the most “genetically valuable Galapagos tortoises” in the Association of Zoos and Aquarium’s Species Survival Plan. She laid 16 ...

The sex of tortoise hatchlings is influenced by temperature, so the zoo incubated eight eggs below 28° Celsius (82.4° Fahrenheit) to produce males and the other eggs above 29.5°C (85.1°F ...