The probable basis of the relationship between growth rate and winter mortality in the lizard Amphibolurus ornatus (Agamidae).

作者: P. R. Baverstock

DOI: 10.1007/BF00349996

关键词: EcologyLizardBiologyHigh mortalityAgamidaeJuvenileGrowth rateFrostAmphibolurus

摘要: At Bakers Hill, differential winter mortality of juvenile slowgrowing Amphibolurus ornatus is correlated with the incidence frosts (Bradshaw, 1971). The present study shows that probability an individual will spend night in a refuge safe from lethal effect frost directly related to individual's size. Thus should occur during any particular winter, slow-growers, suffer higher than fast-growers. Tuttanning, animals do not segregate according size, and consequently slow-growers increased frosty winters.

参考文章(6)
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