Cooper`s hawk (Accipiter cooperii) is a medium-sized hawk native to the North American continent and found from Southern Canada to Northern Mexico. As in many birds of prey, the male is smaller than the female. The birds found east of the Mississippi River tend to be larger on average than the birds found to the west. ==Taxonomy== Cooper`s hawk ..... Found on http://en.wikipedia.org/wiki/Cooper`s_hawk
(from the article `hawk`) ...exemplified by the sharp-shinned hawk (A. striatus), a bird with a 30-cm (12-inch) body length, gray above with fine rusty barring below, found ... Found on http://www.britannica.com/eb/a-z/c/139