America’s Great Outdoors Tumblr updates

05/09/2016 02:55 PM EDT

Say hello to our new national mammal! Today the American bison officially joined the ranks of the Bald Eagle as the official symbol of the U.S. when President Obama signed the National Bison Legacy Act into law. And much like the eagle, the bison is one of the greatest conservation success stories of all time. 

Explore 15 fun facts about bison – like did you know you can tell a bison’s mood by its tail:

Photo of a baby bison and its momma at Rocky Mountain Arsenal National Wildlife Refuge in Colorado by Rich Keen, DPRA.

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