BIOA02H3 Lecture Notes - Social Grooming, Act Alliance, Thermoregulation
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BIOA02H3 Full Course Notes
Verified Note
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Document Summary
What is communication? communication -a process in which a specialized signal produced by one individual affects the behaviour of another individual. Signal-an evolved trait is selected for its effect on the behaviour of the receiver. Cue-consistent aspects of the environment that can guide the behaviour of an individual in a way to enhance its fitness. acts on the reciviant. eg mosquito. Channels vision, audition (sound), chemical, touch, electrical field. Sensitive period a critical period in an organism"s development during which the nervous system is especially sensitive to certain environmental stimuli. Onset of sensitive periods-triggered by external stimuli (presence of. Teacher") and by development of nervous system (ability to perceive/respond to stimuli). response before learning from it. Decline in sensitive periods-ends when an organism matures. ends once individual has achieved goal (ex. young birds stop learning once learn song) Ritualization:complex communication behavior. originated from other functions: thermoregulation, maintenance behaviors, etc.
