Animal Behavior: Mechanisms, Ecology, Evolution |
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Page 131
... courtship baseline level . Courting males were exposed to ei- ther an incubating female or another courting female . Those in the first group exhibited reduced testosterone levels within a few days , whereas testosterone levels remained ...
... courtship baseline level . Courting males were exposed to ei- ther an incubating female or another courting female . Those in the first group exhibited reduced testosterone levels within a few days , whereas testosterone levels remained ...
Page 132
... courtship . Thus , it now appears that both the male courtship and the female hearing her own coos are necessary for the en- docrine stimulation resulting in ovulation . Why has such a finely tuned system of complex inter- actions ...
... courtship . Thus , it now appears that both the male courtship and the female hearing her own coos are necessary for the en- docrine stimulation resulting in ovulation . Why has such a finely tuned system of complex inter- actions ...
Page 229
... courtship , male ducks sometimes preen their wings or just touch their feathers . Possibly this behavior is a displace- ment activity resulting from a conflict between sexual and agonistic behaviors . In mandarin ducks , this behavior ...
... courtship , male ducks sometimes preen their wings or just touch their feathers . Possibly this behavior is a displace- ment activity resulting from a conflict between sexual and agonistic behaviors . In mandarin ducks , this behavior ...
Contents
Introduction | 5 |
Interest in Animal Behavior | 11 |
Summary | 21 |
Copyright | |
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Animal Behavior: Mechanisms, Ecology, Evolution Lee C. Drickamer,Stephen H. Vessey,Doug Meikle No preview available - 1996 |
Common terms and phrases
action potential activity adaptive adult aggression agonistic behavior alleles animal behavior Behav behavior patterns birds brain breeding cells changes chapter circadian circadian rhythms classical conditioning colony comparative psychology competition conspecifics copulation Copyright cues cycle dominance ecology effects eggs endocrine environment environmental ethology eusocial evolution evolutionary example exhibit experience experimental factors feeding females Figure fish foraging frequency function genes genetic glands habitat hatching havior hormones humans hypothalamus hypothesis individuals insects interactions invertebrates investigators involved kin selection laboratory learning levels males mammals mating mechanisms membrane mice migration natural selection nerve nervous system nest neural neurons observed occur offspring organisms pair parents particular pheromone polygyny population predators prey primates produce pups rats reared receptors relationship reproductive success response rhesus monkeys sensory sexual social sociobiology song Source species sperm stimulation studies techniques territory testosterone tion traits types vertebrates young