Add Yahoo as a preferred source to see more of our stories on Google. Turtles and tortoises are both reptiles with shells, but they're not exactly the same. So how can you tell them apart? What's the ...

It's easy to understand why so many use the words "turtle" and "tortoise" interchangeably. They look similar with their characteristic bony shells and lipless expressions, and, in some cases, they ...

Founder’s Briefs: An occasional series where Mongabay founder Rhett Ayers Butler shares analysis, perspectives and story summaries. Turtles and tortoises have outlived dinosaurs, endured ice ages, and ...

Nikos Koulis, a Greek jewelry designer, has created a collection inspired by the luminous look of his sunglasses. By Nazanin Lankarani The origin of turtles has puzzled scientists. A new study ...