Why do reptiles have scales?

Answer 1

For most reptiles, protection from scratches is its primary function; however, Crocodylians' generally brownish scales on their backs are used for camouflage in murky waters, and some lizards' and Amphisbaenians' scales are so small they are barely significant.

Answer 2

they have scales because we all know that they change color for cam-o so the scales change colors that's why!!!

Answer 3

snakes have scales for camoflage and have big scales on the bottom to slither forward and for protection.

Answer 4

Reptiles have scales and plates to protect their skin from getting scratched.

Answer 5

not sure