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Bio 94 - Behavioral Ecology - Burley

by: Karina Martin

Bio 94 - Behavioral Ecology - Burley 05220

Marketplace > Biological Sciences > 05220 > Bio 94 Behavioral Ecology Burley
Karina Martin
GPA 2.214

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About this Document

These notes cover whatever was talked about in lecture on behavioral ecology. Hope this is helpful!
Nancy Burley
Class Notes
Biology 94, Bio 94, Biology, Bio, Nancy Burley, Burley, Behavioral Ecology
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This 1 page Class Notes was uploaded by Karina Martin on Saturday March 5, 2016. The Class Notes belongs to 05220 at a university taught by Nancy Burley in Winter 2016. Since its upload, it has received 22 views.

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Date Created: 03/05/16
Bio 94­ Behavioral Ecology ­ Burley 1) Behavior  a. study of how and why organisms respond to stimuli in their environment b. some topics studied i. Some topics studied: ii. Finding food, place to live iii. Cooperation & kin selection   iv. communication v. sexual selection 2) Proximate causation a. How questions i. How does a homing pigeon find its way home? ii. How does a male lion recognize his offspring? What cues does he use? 3) Ultimate causation a. Why questions i. Why does a homing pigeon return to the same place? ii. Why do male lions kill cubs that are not their offspring? 4) Signals a. traits fashioned maintained by NS because they convey information to other  organisms 5) Sexual selection a. differential RS resulting from access to mates.    i. Two components 1. Intersexual 2. Intrasexual 6) Parental Investment (PI) a. any investment in an individual offspring that increases chances that offspring  will survive/reproduce, while decreasing parent’s ability to invest in additional  offspring b. Higher PI  i. Low potential reproductive rate ii. Exercise choice of mates iii. Improve fitness by quality of mates c. Lower PI i. Higher potential reproductive rate ii. Compete for mates iii. Improve fitness by quantity of mates d. EXCEPTIONS i. Species with male PI similar to female PI ii. Species with greater male PI iii. Species with male control of resources


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