With a minimum of 49 known living species, the term "tortoise" can cast a relatively wide net in terms of size, region, and habitat. One rises above them all when talking sheer mass: the ...

Four adorable western Santa Cruz Galápagos tortoise babies are now on display at Philadelphia Zoo after their 100-year-old 'Mommy' reproduced for the first time.

There are more tortoises than humans on this UNESCO World Heritage Site – in fact, it’s home to the largest wild Aldabra giant tortoise population in the world Esmeralda is a rather remarkable ...

Galápagos tortoises are the largest tortoises in the world, with males regularly weighing 500 pounds and the females averaging about half that. The cold-blooded reptiles spend a couple hours each ...

We surprised Mom with a visit to meet one of the biggest tortoises she’s ever seen—and her emotional reaction says it all. This is a moment full of joy, awe, and a few happy tears. The ...

It’s rare that a sulcata, or African spurred tortoise, ever meets its offspring despite ... The sulcata is the largest mainland tortoise, growing up to 30 inches long and weighing up to 200 ...

The hatchlings are the first ever born in the Zoo’s 150-year history ... named for the islands off Ecuador where they reside, are the largest tortoises in the world, and can live for over ...