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 six days a week. Terms of Service and Privacy Policy. At 97 years old, Mommy is the Philadelphia Zoo’s oldest resident ...

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 ...

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 ...

As monsoon rains bring much needed water to Arizona’s deserts, you may notice some of the state’s beloved shell-backed reptiles on the move. State wildlife officials have a message for those who may ...

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 ...

Boasting more than 80 distinct ecosystems, Florida is a biodiversity hot spot. In fact, more than 4,000 animal species are native to the Sunshine State. In the heat of summer, a growing number of ...