Sexual dimorphism: Quick Facts

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Photos

A female joro spider (Trichonephila clavata) with a yellow and black striped abdomen sits at the center of her web, with a blurred green background.

Illustration comparing the body shape and sexual dimorphism of the Dover or common sole (Solea solea) and dusky flounder (Syacium papillosum), showing both female and male dusky flounder with subtle differences in size and coloration.

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Topics

dwarf male Sex sex chromosome sexual differentiation Sex hormone Unisexuality Bisexuality sexual response cycle intersex

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Sex: Differentiation of the sexes