Animal Behavior: An Evolutionary Approach |
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Page 102
... sounds , the infant's sucking rate typically went up ; but with repetition of the sound , the attention of the infant declined and the sucking rate fell . When a new consonant appeared , such as " pa " or even a novel , but very similar ...
... sounds , the infant's sucking rate typically went up ; but with repetition of the sound , the attention of the infant declined and the sucking rate fell . When a new consonant appeared , such as " pa " or even a novel , but very similar ...
Page 129
... sounds . The other receptor is not and begins to produce action potentials only when a sound is loud . 2. As sounds increase in intensity , the Al neuron fires more often and with a shorter delay between arrival of the stimulus at the ...
... sounds . The other receptor is not and begins to produce action potentials only when a sound is loud . 2. As sounds increase in intensity , the Al neuron fires more often and with a shorter delay between arrival of the stimulus at the ...
Page 138
... sounds of very low intensity [ 366 ] . The middle ear muscle decreases the loudness of sounds passing down the ear canal to 1 percent of their original intensity . But this is not the only mechanism for protecting the auditory system ...
... sounds of very low intensity [ 366 ] . The middle ear muscle decreases the loudness of sounds passing down the ear canal to 1 percent of their original intensity . But this is not the only mechanism for protecting the auditory system ...
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