Abundance distribution, morphological variation and juvenile condition of robins, Erithacus rubecula (L.), in their Mediterranean range boundary
Abundance distribution, morphological variation and juvenile condition of robins, Erithacus rubecula (L.), in their Mediterranean range boundary
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地中海范围边界知更鸟 Erithacus rubecula (L.) 的丰度分布、形态变化和幼年状况
DOI:
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发表时间:
2000
期刊:
影响因子:
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通讯作者:
J. Tellería
中科院分区:
文献类型:
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作者:
J. Pérez‐Tris;R. Carbonell;J. Tellería
It has been suggested that populations nearing the border of a species’ range should be maladapted because they occupy progressively less suitable environments. In some instances, however, peripheral populations might acclimate or even be adapted to local conditions. We studied Iberian robins to evaluate whether southern, peripheral populations become more restrictive in selecting their habitats, are locally differentiated or show evidence of maladaptation.