Animal Behavior: An Evolutionary Approach |
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Page 401
... POLYANDRY : Individual females may mate with more than one male per breeding season . A. Polyandry without sex role reversal 1. SPERM REPLENISHMENT POLYANDRY : Females may mate more than once to secure additional sperm with which to ...
... POLYANDRY : Individual females may mate with more than one male per breeding season . A. Polyandry without sex role reversal 1. SPERM REPLENISHMENT POLYANDRY : Females may mate more than once to secure additional sperm with which to ...
Page 417
... polyandry can be adaptive is shown in the maintenance of high fertility in female Drosophila fruit flies that have access to more than one mate at appropriate intervals [ 463 , 591 ] ( Figure 21 ) . Polyandry may also result if some ...
... polyandry can be adaptive is shown in the maintenance of high fertility in female Drosophila fruit flies that have access to more than one mate at appropriate intervals [ 463 , 591 ] ( Figure 21 ) . Polyandry may also result if some ...
Page 418
... Polyandry In the cases we have described , females for the most part behave like typical females in that they are selective in their choice of mates and more likely to engage in parental behavior than their males . Polyandry is most ...
... Polyandry In the cases we have described , females for the most part behave like typical females in that they are selective in their choice of mates and more likely to engage in parental behavior than their males . Polyandry is most ...
Contents
NATURAL SELECTION | 5 |
Alternative Hypotheses | 11 |
Experimental Tests of Evolutionary Predictions | 17 |
Copyright | |
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ability activity adaptive adult alarm calls allele animal behavior anole ants aphids bees Behavioral Ecology benefits biological birds black-headed gull bluegill brain breeding butterfly cells Chapter colony Color competition cooperation copulate courtship cues cycle damselfly defense detect developmental display dominant effects eggs environment evolution evolutionary evolved example experience feeding female's fertilize Figure flies foraging gametes genes genetic genotype gulls habitat hive honeybee hormonal human hypothesis inclusive fitness individuals infanticide insects kin selection kittiwake larvae living male's males and females mate mechanisms moth nectar nervous system nest neural neurons offspring parental pattern pheromone Photograph physiological polyandry polygyny population potential predators prediction prey produce progeny rats reared receptive receptors relatively reproductive success response Science sensory sexual selection signals snakes social Sociobiology song sounds species sperm stimulation strategy survival territory testosterone toad traits wasp white-crowned sparrow wings workers young