Animal Behavior: An Evolutionary Approach |
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Page 401
... rare and scattered distribution , it would be difficult , risky , and energetically expensive for males to search for a series of receptive females . Instead , when a male finds a female , he stays with her , repels any other males if ...
... rare and scattered distribution , it would be difficult , risky , and energetically expensive for males to search for a series of receptive females . Instead , when a male finds a female , he stays with her , repels any other males if ...
Page 516
... Rare Yes Group territoriality under some Yes Yes circumstances Intense aggression toward conspecifics and Rare Yes other competitors of coastline and adjacent ocean . Thus , these locations 516 CHAPTER FIFTEEN Testing the Ecological ...
... Rare Yes Group territoriality under some Yes Yes circumstances Intense aggression toward conspecifics and Rare Yes other competitors of coastline and adjacent ocean . Thus , these locations 516 CHAPTER FIFTEEN Testing the Ecological ...
Page 533
... rare or unusual circumstances ( Figure 10 ) . In Joel Welty's The Life of Birds , there is a photograph of a cardinal feeding a beakful of insects to a goldfish that has lunged out of the water , mouth gaping , to receive the food [ 769 ] ...
... rare or unusual circumstances ( Figure 10 ) . In Joel Welty's The Life of Birds , there is a photograph of a cardinal feeding a beakful of insects to a goldfish that has lunged out of the water , mouth gaping , to receive the food [ 769 ] ...
Contents
NATURAL SELECTION | 5 |
Alternative Hypotheses | 11 |
Experimental Tests of Evolutionary Predictions | 17 |
Copyright | |
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ability activity adaptive adult allele animals anole ants aphids attack auditory bank swallows bees Behavioral Ecology benefits biological birds black-headed gull brain breeding burrow butterfly Chapter colony Color copulate courtship cues cycle damselfly defense detect developmental dominant ecological effects eggs energy environment environmental evolution evolutionary evolved example experience feeding female's fertilize Figure flies foraging gametes ganglion genes genotype gulls habitat honeybee hormonal human hypothesis inclusive fitness individuals infanticide insects interactions kin selection kittiwake larvae living male's males and females mate mechanisms moth mutant nervous system nest neural neurons offspring parental pattern Photograph physiological polygyny population potential predators prediction prey produce progeny rats receptive receptors relatively reproductive success response result selection sensory sexual sexual reproduction sexual selection signals slug snakes social Sociobiology song sounds species sperm stimulation survival territory testosterone toad traits visual wasp white-crowned sparrow wings workers young