The Practical Value of Birds
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In our eReader you can find the full English version of the book. Read The Practical Value of Birds Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book The Practical Value of Birds
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24 UNIVERSITY OF COLORADO.
crustacean damages the levees (66). Lantz (67) recommends the protection of herons as "persistent enemies of meadow mice, " the stork and ibis also doing good work along this line, and the great blue heron being especially valuable in California in destroying gophers. Bryant (68) found 1 stomach of the blue heron to contain 2 gophers, and 1 Anthony's green heron con- tained 15% grasshoppers. Aughey (69) found 16 grasshoppers in a bittern, and 11 in a great blue heron.... Baynard (70) has just published some surpris- ing figures, which I give below in tabular form, the food of the adults being based upon examination of the stomachs, and that of the nestlings upon food disgorged at nest just after they were fed by the parents. The snakes taken were mostly young moccasins and the fishes were mostly young catfish and suckers: a 5 1 1 1 1 3 I Fishes a 5 z Q 1 o 200 Louisiana Nestlings, 50 meals 6 8 67 17 Little Blue Heron, 1 adult 1 2 3 3 51 Little Blue Heron Nestlings, 50 meals 8 37 142 147 1, 900 Green Heron, 1 adult 3 6 2 16 641 60 79 Snow Egret, nestlings, 50 meals ....
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You can find similar books in the "Read Also" column, or choose other free books by Junius Henderson to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
24 UNIVERSITY OF COLORADO.
crustacean damages the levees (66). Lantz (67) recommends the protection of herons as "persistent enemies of meadow mice, " the stork and ibis also doing good work along this line, and the great blue heron being especially valuable in California in destroying gophers. Bryant (68) found 1 stomach of the blue heron to contain 2 gophers, and 1 Anthony's green heron con- tained 15% grasshoppers. Aughey (69) found 16 grasshoppers in a bittern, and 11 in a great blue heron.... Baynard (70) has just published some surpris- ing figures, which I give below in tabular form, the food of the adults being based upon examination of the stomachs, and that of the nestlings upon food disgorged at nest just after they were fed by the parents. The snakes taken were mostly young moccasins and the fishes were mostly young catfish and suckers: a 5 1 1 1 1 3 I Fishes a 5 z Q 1 o 200 Louisiana Nestlings, 50 meals 6 8 67 17 Little Blue Heron, 1 adult 1 2 3 3 51 Little Blue Heron Nestlings, 50 meals 8 37 142 147 1, 900 Green Heron, 1 adult 3 6 2 16 641 60 79 Snow Egret, nestlings, 50 meals ....
What to read after The Practical Value of Birds?
You can find similar books in the "Read Also" column, or choose other free books by Junius Henderson to read onlineMoreLess
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