Yes because of how the length of turtles grow about 17% each year they must move in different shells but they usually do it during the spring so not all lose their shells :)
no
yes turtles do have a bottom shell
it is normal for turtles to lose pieces from the bottom of their shell. i have a 3 year old long neck turtle of my own and he had a brown tummy and now it is white. this is due to the growth of the turtle.
Tortoises do not shed their shells because the shell is part of their body. With proper UVB lighting the shell will grow normally and adjust to the tortoises size.
A terrapin has a shell because it is a turtle, of course. There are 4kinds of turtles: aquatic turtles, land turtles, terrapins, and sea turtles. All turtles have shells.
Star Turtles are turtles with star like shell
A sea turtles shell stays on its back because its attached
A turtles shell is a form of armor; it makes it very hard for a predator to bite the turtle.
The turtles shell protects itself and hides inside its shell when in danger or when they are scared. The shell helps the turtle breathe. The turtles shell is another way to breathe for them.
a Shell
They are born with it!
in its shell
to put it shortly a turtles shell is a growth of the spine. whitch is made of BONE.