. The common raven. Ravens. length of time. Kochert et al. (197 7) noted that the high frequency of red meat carrion in the raven's diet made it difficult to quantify predation rates by conventional 50. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Knight, Richard L; Call, Mayo W; United States. Bureau of Land Management. Washington, D. C. : U. S. Dept. of the Interior, Bureau of Land Management : For sale by the

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. The common raven. Ravens. length of time. Kochert et al. (197 7) noted that the high frequency of red meat carrion in the raven's diet made it difficult to quantify predation rates by conventional 50. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Knight, Richard L; Call, Mayo W; United States. Bureau of Land Management. Washington, D. C. : U. S. Dept. of the Interior, Bureau of Land Management : For sale by the Supt. of Docs. , U. S. G. P. O.

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Keywords: ., book, bookcentury1900, bookcollectionamericana, booksubjectravens