Psychology 2134A/B Chapter 1: Psychology 2134A/B Chapter : Psychology 2134A/B Chapter : Psych 2134 Chapter 1

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Use of communication systems are to aid survival and reproduction: honeybees: perform waggle dance to communicate location of resources, vervet monkeys: vocalize to warn group members about predators. Many species use vocalizations to maintain social structure and establish dominance hierarchies. Have four characteristics: limited range of meanings, consist of holophrases that refer to an entire situation, cannot combine elements to create novel ideas, can only refer to the current situation. Ethologist someone who studies animal behavior: four f"s before you can reproduce, who you can eat, who wants to eat you, who is part of your group, who you can mate with. Communication defined as any behavior on the part of one organism intended to influence the emotions, thoughts, or behaviors of another organism: can be vocal, facial expressions, body postures, movements, odors etc. Alarm calls vocalizations to warn other members of the group of approaching predators.

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