Sperm size and sperm competition in birds.

doi:10.1098/rspb.1992.0013

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Article

Sperm size and sperm competition in birds.

Proceedings. Biological sciences - 22 Feb 1992

Briskie J V, Montgomerie R

Abstract excerpt

In a sample of 20 species of North American passerine birds we found no relation between sperm size and mating system like that previously reported in mammals (Gomendio & Roldan (Proc. R. Soc. Lond. B 243, 181 (1991)). Instead, we found a positive correlation between sperm length and the length o...

Topics

Animals
Biological Evolution
Birds
Female
Genetic Variation
Genitalia, Female
Male
Reproduction
Species Specificity
Spermatozoa

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