Australia Zoo Wildlife Hospital has seen a surge of green sea turtles needing treatment for a mysterious disease that appears to "melt" their shells, causing lesions and open wounds on their shells ...

In cartoons, when a turtle is spooked, it retreats into and closes up its shell. While used for comic effect, this imagery is based in fact – although not all turtles are capable of this protective ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The broad-shelled river turtle (Chelodina expansa) falls into a group known as side-neck turtles.