A crow is a species of bird in the genus Corvus. The word "crow" is both part of the common name for many species and a generic term for all crows.
. This is a common bird found throughout much of North America. The American crow is the New World version of the carrion crow and hooded crow. Although American crows and hooded crows are very similar in size, structure, and behavior, their calls are different. Nonetheless, American crows play the same role as hooded crows in Eurasia.
From beak to tail, the length of an American crow is 40-50 centimeters (16-20 inches), almost half of which is tail. Mass varies from approximately 300 to 600 grams (10 to 20 ounces). Males tend to be larger than females. The most commonly called is CaaW! Ouch! Ouch! .
The American crow is black with iridescent feathers. Looks a lot like other All Black Crows. They can be distinguished from the common crow (C. corax), because the American crow is smaller, and from the fish crow (C. ossificans), because the American crow does not arch its body when calling and does not Will shake the feathers off your throat.
American crows are common, widespread and susceptible to West Nile virus, making them biological indicators for tracking the spread of the virus. Direct transmission of this virus from American crows to humans is unheard of and unlikely.
