American anoles are small tree-dwelling lizards. They are known for their ability to change their color to several shades from brown to green; however, they are not true chameleons and are in fact closely related to iguanas. Green anoles change their color depending on the mood, level of stress, activity level, and as a social signal (for example, displaying dominance). When stressed while fighting, for example - the skin just behind the ...
lizard's eyes may turn black independently from the rest of the animal's coloration, forming "postocular spots."
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