A rock squirrel (Spermophilus variegatus), photographed at Dinosaur National Monument, Utah.
Photo of the Day #875: Rock squirrel
A rock squirrel (Spermophilus variegatus), photographed at Dinosaur National Monument, Utah.
Brian Switek is a freelance science writer and a paleontology volunteer with the Natural History Museum of Utah. He is also author of the books My Beloved Brontosaurus and Written in Stone. ... Read more
Topicsmammals
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