Regional variation in size of the American crow poses challenges, particularly in the northwest. Polytypic. Length 17.5". Largest crow in North America, with uniformly black plumage and fan-shaped ...
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Raven vs crow: what's the difference and how do you tell them apart?Both species have close-knit family ... bird genus Corvus; out of these species, nine are called ravens, and 48 are called crows. He explained: There is no 'the crow' or 'the raven.' The largest ...
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