Location: Diamond Lake, Boulder Co., Colorado
Credit of the picture: Phil Myers, Museum of Zoology, University of Michigan 
Credit of the picture: Flickr 
Location: Bear River Refuge, UT (Utah, US)
Credit of the picture: Dr. Lloyd Glenn Ingles 
Credit of the picture: Flickr 
Credit of the picture: Phil Myers, Museum of Zoology, University of Michigan 
Credit of the picture: Blake Matheson 
Credit of the picture: Wikimedia Commons 
Credit of the picture: Picasa 
Location: Bear River Refuge, UT (Utah, US)
Credit of the picture: Dr. Lloyd Glenn Ingles 
Credit of the picture: Picasa 
10 photos out of 57 in the system (selected at random)