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Showing 1 - 20 results of 74 for search '"birds"', query time: 0.36s Refine Results
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    ...Most flowering plants depend on animal pollination. Several animal groups, including many birds...
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  3. 3
    by Spurr, E. B.
    Published in Ibis (1975)
    ...Cape Bird...
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    ...Abstract Aim Globally, many bird species nest in tree cavities that are either excavated or formed...
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    by Emlen, J. T., Penney, R. L.
    Published in Ibis (1964)
    ... of the continent. Birds were released individually and their departure routes mapped for distances of 2–4 km...
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  10. 10
    Published in Ibis (1999)
    ...A spinwall , D.R. & B eel , C. A Field Guide to Zambian Birds not Found in Southern Africa. B eaman...
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  11. 11
    by Jackson, S., Wilson, R. P.
    Published in Functional Ecology (2002)
    ... Aptenodytes patagonicus were 31·3% and 6·7% lower than among single‐banded birds in the first and second years...
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  12. 12
    by WEIDINGER, KAREL
    Published in Ibis (1996)
    ..., Antarctica, covered about 9 months from the start of September until the end of May. Large numbers of birds...
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  13. 13
    ...From complex songs to simple honks, squawks, or caws, birds produce sounds using a unique vocal...
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  14. 14
    by Penney, R. L., Emlen, J. T.
    Published in Ibis (1967)
    .... departure direction led the birds directly away from their home. Birds imported from the Mirnyy coast, 85...
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  15. 15
    by Graña Grilli, Maricel, Cherel, Yves
    Published in Ibis (2016)
    ... of using stable isotopes in feathers to infer feeding localities of birds during the inter‐breeding period...
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  16. 16
    ... of birds attempting to breed varied strongly from one year to the next despite the birds were alive...
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  17. 17
    .... Their feeding sites were determined by radiotracking both members of 20 pairs rearing chicks. Twenty‐five birds...
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  18. 18
    ... over > 1 year, from January 1995 to February 1996, with miniature gauges attached to the birds at Mayes...
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  19. 19
    by Carpenter, Kenneth
    Published 2011
    ... of these. The only survivor of the ‘Great Extinction’ are the birds, or avian dinosaurs. Key Concepts: Dinosaurs...
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  20. 20
    by Spellerberg, Ian F.
    Published in Ibis (1971)
    ..., for three summers. These observations followed the work of Young (1963a, b). Records of banded birds suggest...
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