Image of the Day: Keep a Cool Head 

Scientists take a close look at how cloven hoofed mammals use selective brain cooling to survive in the heat. 

The Scientist Staff and The Scientist Staff

CT scan of an American pronghorn antelope (Antilocapra americana) after application of a contrast dye to highlight the skull and arteriesHALEY O'BRIEN, OKLAHOMA STATE UNIVERSITY CENTER OF HEALTH SCIENCES Like many other cloven hoofed mammals, the American pronghorn antelope Antilocapra americana uses a special arterial network inside its skull in order to keep a cool head. Scientists are using a combination of computerized tomography imaging and special dyes to examine how these animals avoid heat stroke. 

This image was a winner of the Federation of American Societies for Experimental Biology’s 2017 BioArt Contest

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