Galapagos tortoises at the Philadelphia Zoo — both of which are estimated to be around 100 years old — just become first-time parents.

The Philadelphia Zoo has launched a breathtaking new exhibit, “ZOOtopiaries: Nature’s Sculptures,” featuring five giant ...

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

The birth of the Socorro doves marks an important milestone for the Socorro Dove Project, an initiative to bring the species back from extinction.

They are actually critically endangered Western Santa Cruz Galapagos tortoises at the Philadelphia Zoo. They just had four eggs hatch -- the first time in zoo history. PHILADELPHIA, Pa. (AP) — A pair ...

PHILADELPHIA, Pa. (AP) — A pair of critically endangered, nearly 100-year-old Galapagos tortoises at the Philadelphia Zoo have become first-time parents. In an announcement Friday, the zoo said ...

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.

Minnesota (WCCO) -- A Twin Cities zoo had to euthanize one of its gorillas this week, despite a yearslong effort to treat the ape's deteriorating brain. Nyati, who was born at Como Park Zoo and ...