All Rights Reserved: This image belongs to the photographer (Trevor Riedemann). If you wish to use it for any purpose, you'll need to obtain written permission from the photographer.
Say Cheese! A young horse gives what appears to be an exaggerated smile for the camera. What she is really doing is called the Flehmen response, or getting an extra smell. The Flehmen response is a physical motion that conveys scents to an auxiliary olfactory organ.
Submitted by: Trevor Riedemann, AMES LABORATORY OF US DOE on April 14, 2016
Tags: Horse Barn
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