Giant tortoises are some of the long-lived species on the planet. Here’s what biologists now understand about one of nature’s most impressive longevity experiments. Giant tortoises are redefining what ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. At 97 years old, Mommy is the Philadelphia Zoo’s oldest resident ...

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 ...

A roughly 100-year-old western Santa Cruz Galápagos tortoise has become a mom for the first time after reproducing with a male of the same age at Philadelphia Zoo. When you purchase through links on ...

ST. PETERSBURG, Fla.— In a formal peer-reviewed letter published today in Global Ecology and Conservation, experts in modeling and turtle biology detailed several errors in a population viability ...

Spotting a Mojave Desert tortoise is increasingly difficult in the American Southwest. The tortoises, with their unmistakable domed patterned shells, live in California, parts of Nevada, Arizona and ...

What do you think of when you hear the word “tortoise”? The giant tortoises that lumber along like tanks over the Galapagos Islands in the Pacific and the Seychelles in the Indian Ocean? The gopher ...

Sonoran Desert tortoises (Gopherus morafkai) are a cool native animal. They are native to the Sonoran Desert and can be found anywhere in that region, including down to northern Mexico. They can live ...

As monsoon storms draw wildlife into the open, desert tortoises may start moving around. If you see one, leave it there. Capturing a wild tortoise is illegal, but it's also bad for the health of the ...