Turtles also have flatter shells that are specially adapted for swimming, while tortoises have dome-shaped ones. The shell is also part of a turtle’s skeleton. The upper shell is called the ...

Unlike most turtles, whose shells are made of expanded and fused bones that form a relatively solid dome, widely spaced bones that looked more like the rafters of a roof held up Protostega's ...

What’s in a name? When it comes to sea turtles, it turns out, a pretty distinguishing trait. “The animal kingdom is filled with plenty of common names, which may have been coined for a number of ...

Adult males tend to have a flatter shell than females, as well as thicker tails and yellow or whitish chins and throats. Female turtles have higher, dome-shaped shells, smaller heads, flatter bellies, ...

3. Big Bend Mud Turtle Big Bend mud turtles, also known as rough-footed mud turtles, have an olive or yellow-brown dome-like ...