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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Prey utilization by nesting golden eagles in (Aquila chrysaertos) in central Utah

Arnell, William Bruce 01 August 1971 (has links)
During the spring of 1969 and 1970, 28 Golden Eagle eyries in four locales in central Utah were observed to determine the prey utilized during the nesting season. Visits were made every two weeks to the eyries. Prey were removed from the nests upon counting to avoid recounting at the next visit. Sixteen species of vertebrates were found as prey for nesting Golden Eagles. Mammals comprised 96 per cent of the prey, and lagomorphs alone accounted for 92 per cent. The blacktail jackrabbit occurred as 77.8 per cent of all prey items. Avian species constituted 3.9 per cent of prey items brought to the nests. Game animals utilized as prey were exclusively birds, and accounted for 2.7 per cent of all prey. No remains of domestic animals were found in the nests.

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