Search Results - Denver W. Holt

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  1. 21
    Sex of Voles Eaten by Short-Eared Owls

    Sex of Voles Eaten by Short-Eared Owls by Holt, Denver W., Williams, Patricia A.

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  2. 22
    Ground-nesting long-eared owls

    Ground-nesting long-eared owls by Maples, Michael T, Holt, Denver W, Campbell, R Wayne

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  3. 23
    First Confirmed Nest Site of Boreal Owls in Montana

    First Confirmed Nest Site of Boreal Owls in Montana by Holt, Denver W., Ermatinger, Dan

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  4. 24
    Owls of the World. Second edition

    Owls of the World. Second edition by Holt, Denver W.

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  5. 25
    Techniques for Differentiating Pellets of Short-Eared Owls and Northern Harriers

    Techniques for Differentiating Pellets of Short-Eared Owls and Northern Harriers by Holt, Denver W., Lyon, L. Jack, Hale, Robert

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  6. 26
    Ornithological literature -- The Eastern Screech-Owl: Life History, Ecology and Behavior in the Suburbs and Countryside by Frederick R. Gehlbach

    Ornithological literature -- The Eastern Screech-Owl: Life History, Ecology and Behavior in the Suburbs and Countryside by Frederick R. Gehlbach by Holt, Denver W

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  7. 27
    Effects of Short-Eared Owls on Common Tern Colony Desertion, Reproduction, and Mortality

    Effects of Short-Eared Owls on Common Tern Colony Desertion, Reproduction, and Mortality by Holt, Denver W.

    Published in Colonial waterbirds
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  8. 28
    Trophic Niche of Nearctic Short-Eared Owls

    Trophic Niche of Nearctic Short-Eared Owls by Holt, Denver W.

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  9. 29
    Breeding Season Diet of Short-Eared Owls in Massachusetts

    Breeding Season Diet of Short-Eared Owls in Massachusetts by Holt, Denver W.

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  10. 30
    Second Specimen Record of a Boreal Owl in Montana

    Second Specimen Record of a Boreal Owl in Montana by Holt, Denver W., Jonkel, James J., McIntosh, Bruce A.

    Published in Murrelet
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  11. 31
    Nestling Growth Rates of Short-Eared Owls

    Nestling Growth Rates of Short-Eared Owls by Holt, Denver W., Melvin, Scott M., Brian Steele

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