The Elvis paradox

Article Abstract:

Estes and Arnold in an article in "The American Naturalist" have proposed a theory that evolutionary changes on all timescales can be explained by a single model of adaptation based on 'adaptive landscapes, which removes the contradictions of stasis.

United States, Science & research, Models

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Evolutionary radiations and convergences in the structural organization of mammalian brains

Article Abstract:

Research is presented concerning the interactions which exist between pairs of brain areas which are structurally related. The relationship between these areas favors a mosaic rather than concerted evolution in mammals.

Brain, Evolution (Biology), Mammals, Letter to the Editor, Localization (Brain function)

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Parasite adaptation to locally common host genotypes

Article Abstract:

It has been established that local adaptation results from parasite tracking of locally common host genotypes. A necessary condition of the Red Queen hypothesis is therefore fulfilled.

Parasites, Life cycles (Biology)

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