A lizard's bobbing dewlap (a colorful flap of skin hanging from an Anolis lizard's throat)is an example of a

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Quizplus · Accepted Answer

The bobbing dewlap is a signal; it is a physical display used by the Anolis lizard to convey information to other lizards in its vicinity, such as warnings or mating displays. While it may also serve as a stimulus that triggers a response from other lizards, it is primarily a form of communication rather than a reflex or simple stimulus.

A Lizard's Bobbing Dewlap (A Colorful Flap of Skin Hanging