Cooperative display and relatedness among males in a lek-mating bird.

doi:10.1126/science.7973654

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Article

Cooperative display and relatedness among males in a lek-mating bird.

Science (New York, N.Y.) - 11 Nov 1994

McDonald D B, Potts W K

Abstract excerpt

Long-tailed manakins mate in leks and cooperate in multiyear male-male partnerships. An alpha male is responsible for virtually all mating, whereas a beta male assists in the courtship displays. Such altruism by the beta male poses a problem for evolutionary theory because most theoretical treatm...

Topics

Alleles
Animals
Base Sequence
Birds
Cooperative Behavior
Copulation
Female
Heterozygote
Male
Molecular Sequence Data
Polymerase Chain Reaction
Sexual Behavior, Animal

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