People participating in the "Great Backyard Bird Count" this weekend might spot black-capped chickadees, which are common in many Midwest and Great Plains states. Researchers want your help to learn ...
Introduction -- Surf scoter (Melanitta perspicillata) -- Hooded merganser (Lophodytes cucullatus) -- Grater prairie-chicken (Tympanuchus cupido) -- Common loon (Gavia ...
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