. The hawks and owls of the United States in their relation to agriculture . our Barn Owl belongs, is chiefly in the northern and southern hemispheres, however it passes intothe temperate zones, while the greatest extension of range from thetropics is reached in western Europe, where a species is found commonin the British Isles. Closely related species occur in nearly all warmand temperate parts of the globe. The bird which forms the subject of the present paper is found inthe warmer parts of the United States and Mexico, while closely re-lated geographical races occur in the We
. The hawks and owls of the United States in their relation to agriculture . our Barn Owl belongs, is chiefly in the northern and southern hemispheres, however it passes intothe temperate zones, while the greatest extension of range from thetropics is reached in western Europe, where a species is found commonin the British Isles. Closely related species occur in nearly all warmand temperate parts of the globe. The bird which forms the subject of the present paper is found inthe warmer parts of the United States and Mexico, while closely re-lated geographical races occur in the West Indies, Central and SouthAmerica. • Along the Atlantic coast of the United States it is foundcasually as far north as southern New England and New York. Fromsouthern Virginia south and westward, including the southern tier ofStates, it is not numerous, although in California it is the most abun-dant Owl. On the Pacific coast it extends northward into Oregon, andin the Mississippi Valley reaches southern Minnesota, Wisconsin, and Bull. Div, Ornithology Plate IE. BARN OWL R /\ K Cltc CO IX Bona,p BAIBAI BARN OWL. 133 Michigan, and has been captured in soufchorii Ontario. It migriitcsmore or less iu tlic. northern part of its ranf;e and thore is an appreci-able increase in the number of individuals to the southward duringthe fall months. Soon after the sun has passed the horizon and the first indicationsof twilight appear, this Owl emerges from its retreat and hurries tothe hunting grouud. It commonly resorts to the. low meadow, prairie,and marsh lands, where its favorite prey abounds. All testimony goes to show that the Barn Owl is one of the mostbeneficial of rapacious birds. Audubon says of the American species:After long observation, I am satisfied that our bird feeds entirely onthe smaller species of quadrupeds, for I have never found any portionsof birds about their nests, not even the remains of a single feather in thepellets which they regurgitate, and which are
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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherw, booksubjectbirds
