Tree of Life

E peacock feathers sex determines primary sexual

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Unformatted text preview: ironment The mode of communication is usually dependent on whichever will increase the likelihood of the signal being received However, there are some disadvantages to communication • Deceitful communication can trick individuals into false messaging 51.6: When Should I Cooperate? Altruism is a fitness exchange • The individual usually bears the cost for the benefit of the group or other Hamilton’s Rule • Br>c o Cost- benefit analysis • Class: Behavior is just like another phenotype • psychology considered the study of behavior • must have a genetic and environmental basis • nature v. nurture: says variation is caused by genetics and environment are continuously distributed • i.e....
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This note was uploaded on 02/06/2014 for the course BIO 104 taught by Professor Matthewhamilton during the Spring '11 term at Georgetown.

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