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 ...

A giant tortoise on Santa Cruz Island in the Galapagos. Northwest researchers have discovered that turtle shells can help track radioactive material through time–like “walking tree rings.” Scientists ...

Turtles have shells that they can hide inside of when they feel like they’re in danger or when they are feeling anti-social and want everything around them to disappear. On the other hand, do turtles ...