Valeriy was on a summer expedition to the Mongolian part of the Gobi Desert when he happened upon a long-eared jerboa. As blood moves through the ears of these usually nocturnal animals, excess heat dissipates across the skin and so the jerboa is able to stay cool.
Nikon D700 + Tamron Macro 1:1 90mm 1:2.8 lens; 1/400 sec at f5.6.
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