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Showing 1 - 20 results of 43 for search '"birds"', query time: 0.33s Refine Results
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    .... After leaving their breeding grounds, all birds first dispersed eastward in August September, to an area...
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    ..., as well as the horizontal space use by these birds. Foraging ranges of chick-provisioning penguins...
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    ... was highest and relatively invariable when birds were at the colony, and rebounded when birds were resting...
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    Report
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    by Jouventin, Pierre
    Published 1971
    ... : this influenced both the chronology of the breeding cycle and chick mortality. Some 440 ringed birds were observed...
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    ... breeding birds, but the real figure is probably >4,000 adult birds (i.e. >2,000 pairs) since all colonies...
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    ... of Antarctic petrels. After breeding, birds moved north to the marginal ice zone (MIZ) in the Weddell sector...
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    ... and sea-ice conditions encountered by birds across successive trips over several years, and we examined...
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    ..., but changed little when birds were resting on water. T b also increased when birds were flying, and decreased...
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