Mud Turtle

 

 
3"-5", with a smooth, patternless olive to dark brown carapace.  Plastron is yellow to brown and double-hinged.  Head often spotted or mottled, but not striped.  Mud turtles are found throughout the southeastern U.S., in fresh or brakish water.  Prefers shallow, soft-bottomed slow moving water with lots of vegetation.  Although very aquatic, often seen moving terrestrial from one pond to the next.