November_8_LecNotes - November 8th Transcribed Lecture...

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November 8 th Transcribed Lecture Notes. (ppt) “Course Matters” Slide. (ppt) The 3 rd question for Ethology: What is the ecological role of behavior? o Almost everything has a predator. o o Maintenance behaviors. o Orientation vs navigation [following directional cues]. o Social systems (very diverse) o Agonistic behavior involves aggression and appeasement. o Territoriality, dominance and group living. (ppt) Foraging Behavior – use this slide to direct you to examples you should know from the textbook. KNOW EXAMPLES FOR EACH OF THE FOLLOWING: o Cost-Benefit optimality models to assess foraging behavior o Dietary Generalists o Dietary Specialists (ppt) Fifth question for Ethology: How does behavior develop in the individual? o o Many behaviors are often genetically based. o Eg. Queen snakes only eat freshly shed crayfish larvae —they will actually reject any other larval source. o Eg. Baby ferrets [altricial young—born w/eyes closed]. Just after their eyes open, they will attack any shape (e.g. bowling pin) that resembles the neck and head of another animal. Roles of experience in Behavior o There are multiple types of learning o Imprinting o Environmental effects on learning NOTE: Use caution when trying to ID behaviors as being solely innate (genetic) or
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This note was uploaded on 10/07/2009 for the course BIO G 109 at Cornell University (Engineering School).

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November_8_LecNotes - November 8th Transcribed Lecture...

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