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Population ecology of the Harris' hawk in Arizona
Vol 20, Iss 1, Page 1, Date 1986
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Cryopreservation of peregrine falcon semen and post-thaw dialysis to remove glycerol
Vol 20, Iss 1, Page 16, Date 1986
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Characteristics of cliffs and nest sites used by breeding prairie falcons
Vol 20, Iss 1, Page 21, Date 1986
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Development of hunting and self-sufficiency in juvenile red-tailed hawks (Buteo jamaicensis)
Vol 20, Iss 1, Page 29, Date 1986
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Post fledging behavior of ferruginous hawks in North Dakota
Vol 20, Iss 1, Page 35, Date 1986
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Observations of nesting northern pygmy-owls
Vol 20, Iss 1, Page 39, Date 1986
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An unusal incident with the bald eagle (Haliaeetus leucocephalus)
Vol 20, Iss 1, Page 41, Date 1986
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Temporal fluctuations of rough-legged hawks during carrion abundance
Vol 20, Iss 1, Page 42, Date 1986
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Densities of red-tailed hawk nests in aspen stands in the Piceance Basin, Colorado
Vol 20, Iss 1, Page 43, Date 1986