The idea that interspecific variation in trophic morphology among closely related species effectively permits resource partitioning has driven research on ecological radiation since Darwin first described variation in beak morphology among Geospiza.

中文翻译：

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超越营养形态：稳定同位素揭示海龟营养生态中无处不在的多功能性

自从达尔文首次描述了 Geospiza 喙形态的变化以来，密切相关物种之间营养形态的种间变化有效地允许资源划分的想法推动了生态辐射的研​​究。