Page 35 - Reptiles & Dinosaurs (Britannica Illustrated Science Library)

Reptiles: Background GOOD VISION A SKIN WITH SCALES 32-33 INTERNAL ORGANS 38-39
Iguanas have very good
vision. They see colors, and THE FAMILY TREE 34-35 A MENU AT GROUND LEVEL 40-41
they have transparent eyelids A LIVING FOSSIL 36-37 REPRODUCTION 42-43
that close easily.

olor plays a very important role the iguana family communicate by reptiles, they are not capable of generating When it comes to their diet, most reptiles
in the life of iguanas and lizards. showing bright colors, tufts of feathers, internal heat, so they depend on external are carnivores, with the exception of some
It helps to differentiate males and and folds of skin. Another particularity factors to maintain their body temperature. turtles, which are herbivores. Reptiles are
females, and when it is time to that distinguishes iguanas is their covering For this reason, you will frequently see also characterized by their total
C attract a mate, the members of of epidermal scales. In addition, like all iguanas lying stretched out in the sun. independence from aquatic environments.