5953 to 5964 of 13722 results
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Chick growth and survival in gentoo penguins (Pygoscelis papua): effect of hatching asynchrony and variation in food supply
Read more of: Chick growth and survival in gentoo penguins (Pygoscelis papua): effect of hatching asynchrony and variation in food supplyIn the gentoo penguin, Pygoscelis papua, we examined the effects of intra-clutch egg size differences and hatching asynchrony on differential chick growth and survival (including post-fledging survival), in five years […]
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Annual variation in breeding biology of macaroni penguins,Eudyptes chvysolophus, at Bird Island, South Georgia
Read more of: Annual variation in breeding biology of macaroni penguins,Eudyptes chvysolophus, at Bird Island, South GeorgiaThe breeding biology of the macaroni penguin, Eudyptes chrysolophus, was studied over four years, 1976 and 1986–88, at Bird Island, South Georgia. Birds were migratory, being absent during winter (May […]
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Ageing criteria in the Starling Sturnus vulgaris
Read more of: Ageing criteria in the Starling Sturnus vulgarisThe reliability of various criteria (throat feather length and the characteristics of rectrices and upper tail‐coverts) previously suggested for ageing Starlings was assessed using a sample of known‐aged birds. Total […]
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Foraging ecology and diet of Gentoo Penguins Pygoscelis papua at South Georgia during winter and an assessment of their winter prey consumption
Read more of: Foraging ecology and diet of Gentoo Penguins Pygoscelis papua at South Georgia during winter and an assessment of their winter prey consumption -
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A precise Rb‐Sr age for the Mandamus Igneous Complex, North Canterbury, and regional tectonic implications
Read more of: A precise Rb‐Sr age for the Mandamus Igneous Complex, North Canterbury, and regional tectonic implicationsA precise Rb‐Sr isochron age of 97.0 ± 0.5 Ma is presented for whole‐rock and mineral samples from the Mandamus Igneous Complex, North Canterbury. A low 87Sr/ 86Sr initial ratio […]
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