A boy turtle will have Tom Nellis' face.<---- Now this answer is not true, as you may have noticed. Here's the real answer: You can tell if you're turtle is a boy or girl by checking the length of...
A sea turtle gets really big.Their legs, front and back, are flippers, and not toes.Land turtles don't get very big.Some of the only turtle that get big are tortoises, and a snapping turtle. :)
Land turtles have a hard shell and are usually oval in shape. Aquatic turtles have many different characteristics such as soft shells, webbed feet and some even have saw-toothed spines on their shell.