Four critically-endangered Western Santa Cruz Galapagos tortoise babies made their debut at the Philadelphia Zoo on Wednesday ...

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

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

The zoo on Wednesday debuted its four female Western Santa Cruz Galapagos tortoise hatchlings, moving them to their public ...

It is hard to tell the girls apart, so zookeepers put a little dot of different color nail polish on each of them.

After a 97-year-old Galápagos tortoise named Mommy gave birth, David Muir reports on the debut of four critically endangered ...

It took nearly 100 years for a duo of endangered Philadelphia Zoo tortoises to become parents -- the time to name those hatchlings will be much, much shorter.

The Western Santa Cruz Galapagos Tortoises are making international headlines. At nearly 100-years old, the mother, whose ...

PHILADELPHIA -- The Philadelphia Zoo is celebrating the mother tortoise and her babies that set a world record. The Western ...

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

The Philadelphia Zoo welcomed four new Western Santa Cruz tortoises, a subspecies of the Galápagos tortoise. What makes these ...