Sentences with phrase «like adaptive radiations»
«They provide us with an echo of real ecological processes, like adaptive radiations, when an organism rapidly diversifies due to a change in environment or to fill a new niche,» O'Dwyer said.
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Like Charles Darwin's famous finches, which evolved a wide range of beak shapes and sizes to exploit the different foods available in the Galápagos Islands, these cichlids represent a textbook example of what biologists term an adaptive radiation — the phenomenon whereby one lineage spawns numerous species that evolve specializations to an array of ecological roles.
Like Darwin's finches, the cichlids are a dramatic example of adaptive radiation, the process by which multiple species «radiate» from an ancestral species through adaptation.