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16 Cards in this Set
- Front
- Back
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pheromone |
intraspecific chemical communication signal |
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ecology |
study of organism-environment interactions |
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stimulus |
environmental cue that a sensory receptor responds to |
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instinctive behavior |
an innate response to a simple stimulus; a behavior that can be performed without any practice |
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fixed action pattern |
series of instinctive movements elicited by a simple stimulus and carried out with little variation once begun |
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learned behavior |
behavior that is modified by experience |
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imprinting |
learning that can occur only during a specific interval in an animal life |
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habituation |
learning not to respond to a repeated stimulus |
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communication signal |
chemical, acoustical, visual, or tactile cue that is produced by one member of a species and detected and responded to by other members of the same species |
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lek |
of some birds, a communal mating display area for males |
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territory |
region that an animal or animals occupy and defend against competitors |
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sexual dimorphism |
distinct male and female phenotypes |
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selfish herd |
temporary group that forms when individuals cluster to minimize their individual risk of predation |
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dominance hierarchy |
social system in which resources and mating opportunities are unequally distributed within a group |
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altruistic behavior |
behavior that benefits others at the expense of the individual |
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theory of inclusive fitness |
genes associated with altruism can be advantageous if the expense of this behavior to the altruist is outweighed by the reproductive success of relatives |
