Animal Behavior: An Evolutionary Approach |
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Page 23
... usually be replaced over time by the alternative allele that promotes individual genetic success . Therefore , the ultimate function of a behav- ioral trait should usually be to promote gene propagation by the individ- ual rather than ...
... usually be replaced over time by the alternative allele that promotes individual genetic success . Therefore , the ultimate function of a behav- ioral trait should usually be to promote gene propagation by the individ- ual rather than ...
Page 48
... usually ate all the slug hors d'oeuvres they received ; inland snakes usually did not ( Figure 13 ) . In both populations , slug - refusing snakes did not even make contact with the slug food but ignored or avoided it completely . The ...
... usually ate all the slug hors d'oeuvres they received ; inland snakes usually did not ( Figure 13 ) . In both populations , slug - refusing snakes did not even make contact with the slug food but ignored or avoided it completely . The ...
Page 301
... usually remarkably blasé because they know precisely how close lions have to be before they are likely to charge ; lions usually do not waste their time chasing animals that have spotted them at a distance and have kept out of attack ...
... usually remarkably blasé because they know precisely how close lions have to be before they are likely to charge ; lions usually do not waste their time chasing animals that have spotted them at a distance and have kept out of attack ...
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