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.

Turtles (Testudines) have captivated evolutionary biologists for decades due to their distinct morphology and ancient origins. Recent studies have elucidated the evolutionary transformations that led ...

A 260 million-year-old fossil has been determined to be the oldest ancestor of turtles found to date, revealing something about the reptile's mysterious past. Michelle Starr is CNET's science editor, ...

A research team led by NYIT scientist Gaberiel Bever has determined that a 260-million year-old fossil species found in South Africa's Karoo Basin provides a long awaited glimpse into the murky ...

Unique among Earth’s creatures, turtles are the only animals to form a shell on the outside of their bodies through a fusion of modified ribs, vertebrae and shoulder girdle bones. The turtle shell is ...

Add Yahoo as a preferred source to see more of our stories on Google. Shell integration typically involves 50 to 60 individual bones fusing into a permanent structural cage. The carapace creates a ...

The turtle neck retraction requires distinctive cervical features. Turtles are classified into two main categories, depending on whether they retract their heads by pulling them straight backwards, ...