Sea turtles have an average lifespan of 20 to 30 years. During that timeframe, they experience changes in ocean chemistry, ocean temperatures, and even prey abundance. Just how much sea turtles are ...

Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or treating them like clothing. Biology disagrees. A turtle shell is not an ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, as certain quirky cartoons have shown. The shell grows with the turtle, ...