Same as any other animal, either old age or some kind of disease.
Red eared slider turtles bask though out the day. There is no specific time that they prefer.
Ghost Red Eared Slider Turtles will get to be the same size as normal Red Eared Slider Turtles, which is 10-12 inches.
no
red eared turtles live in both ,water and land
The red eared slider does, but the yellow bellied slider does not.
no
No, however, red-eared slider turtles tend to be very open to any new type of food expect onions
Yes, all turtles have backbones which are located under the shell.
Yes they can
At petco and at flee markets
no
Yes. Red eared sliders can eat lettuce but not a whole cabbage, I know this because I fead my Red eared slider lettuc.