Lecture 21 behavior posted

Lecture 21 behavior posted - BIO 311D LECTURE 321 Behavior...

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Unformatted text preview: BIO 311D LECTURE 321 Behavior What is behavior? What animals do and how and why they do it communication and response. Can be species specific, individual specific, or developmentally specific. Two kinds Two questions Innate (instinctual) behaviors Examples Web-weaving in spiders Begging for food in chicks (pecking at high contrast bill in herring gulls) Chick crouching in many ground-nesting birds Imprinting on parent at hatching (Smiling and contagious yawning in humans) Imprinting Learned behaviors Chicks do not crouch Chicks crouch Social learning: Song acquisition in white-crowned sparrows Cognition Behavioral genetics Behavior is a combination of genetics and environment. Behaviors can: 1. Be species specific 2. Run in families (humans) 3. Be similar in related species 4. Patterned in an individual. What behaviors are studied with genetics in mind?...
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This note was uploaded on 03/06/2010 for the course BIOL 50755 taught by Professor Allgeier during the Spring '10 term at University of Texas-Tyler.

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Lecture 21 behavior posted - BIO 311D LECTURE 321 Behavior...

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