Strange marks on Hawaiian green sea turtles were thought to be graffiti. Scientists actually mark the turtles for tracking.

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 ...

This time of year, it is not unusual to encounter hard-shell reptilians sashaying through your lane of traffic as you drive along. These turtles seem way out of place, and they are temporarily out of ...

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 ...