Animal Behavior: An Evolutionary Approach |
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Page 14
... infanticide enables genetically superior males to reproduce more than in- ferior ones , a result that leads to the ... infanticide is a maladaptive reaction to overcrowding and an altered environment . Hypothesis Testing The existence of ...
... infanticide enables genetically superior males to reproduce more than in- ferior ones , a result that leads to the ... infanticide is a maladaptive reaction to overcrowding and an altered environment . Hypothesis Testing The existence of ...
Page 15
... infanticide by adult male animals and comparing the ecology of these other species with that of the langurs . There are a variety of similar cases of infanticide by males in other nonhuman primates in which infant deaths coincide with a ...
... infanticide by adult male animals and comparing the ecology of these other species with that of the langurs . There are a variety of similar cases of infanticide by males in other nonhuman primates in which infant deaths coincide with a ...
Page 537
... infanticide of healthy newborn females in some cultures in the light of this hypothesis . Female infanticide is practiced primarily in highly warlike cultures in which male mortality produces a skewed adult sex ratio . In the absence of ...
... infanticide of healthy newborn females in some cultures in the light of this hypothesis . Female infanticide is practiced primarily in highly warlike cultures in which male mortality produces a skewed adult sex ratio . In the absence of ...
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