some turtles pack a mean bite turtles have a strong jaw , a jaw strength of a turtle can range anywhere from 5 pounds per square inch to a 1000 pounds per square inch .
turtles have a locking jaw once it locks its hard to get it open .
you want to avoid getting bit by a turtle if they break skin you could get a nasty infection that can land you in the hospital , turtles have no teeth they have sharp razor like jaws some even have a claw like jaw , some turtles can bite off fingers even hands depending the size of the turtle also the type . always use common sense when handling a turtle .
herbivore turtles are less likely to bite unless provoked .
carnivore turtles will snap at anything in front of it and most of the time they can break the skin , it's always best to use leather gloves when handling a turtle,
put a raw hot dog in front of your turtle you will witness 2 things how clean of a bite he has,
and how strong his jaw is , look at that hot dog as if it were your finger . never under estimate a turtles true bite....
Always wash your hands with anti bacterial soap after handling a turtle . click on link
http://www.anapsid.org/washyourhands