two turtles in closeup one lying on top of the other funny animal behavior

american animal animals aquarium behavior bellied brown carapace climbing cryptodira cumberland emydidae exotic funny land laying lying marsh pet pets pond reptile reptiles scripta semiaquatic shell slider stack stacked terrapin terrapins terrarium testudines together togetherness top tortoise tortoises tower trachemys troosti troostii tropical turtle turtles underwater water yellow