Sexual-dimorphism sentence example

sexual-dimorphism
  • The iris is in most young birds at first brown or dull-coloured, but with maturity attains often very bright tints which add considerably to the charm of the bird; sexual dimorphism is in this respect of common occurrence.

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  • Molluscs are usually of separate sexes, but sexual dimorphism is seldom highly developed.

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  • In some species of Dinophilus there is pronounced sexual dimorphism (the male being small and without gut) as in the Rotifera.

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  • Dimorphognathus, from West Africa, is the unique example of a sexual dimorphism in the dentition, the males being provided with a series of large sharp teeth in the lower jaw, which in the female, as in most other members of the family, is edentulous.

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  • Moreover, this is nullified by extreme sexual dimorphism.

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  • What we are looking at here, in effect, is sexual dimorphism rather than gender.

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