A Clearwater, Florida, infant who was born with a growth on his back was dubbed “little Ninja Turtle” by his parents, as it resembled a “turtle shell.” James McCallum, 19 months, was given the ...

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 ...