Male Lizard Threat Display (IMAGE)

University of Chicago Press Journals

Male Lizard Threat Display

Caption

The colorful and robust head of an adult male eastern collard lizard (Crotaphytus collaris) from the Wichita Mountains National Wildlife Refuge. The partially unfolded, bright white mouth-corner patch accentuates the jaw muscles during gaping displays.

Credit

Courtesy A.K. Lappin

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