EEB322H1 Study Guide - Midterm Guide: Wild Turkey, Gerridae, Bread Crumbs
10 Dec 2020
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Nestlings peck on spot for mom to open mouth. Imprint from mother, sis less violent, bro more. Optimality - optimize energy return of one prey species" size. Optimality - optimized diet choice between 2 types of diet. Mvt in patchy environment tt increase = load size increase. Mvt model - tt same, food quality increase = tr decrease. Risk sensitive foraging - under predation, change to p2, maximize g/u. Risk sensitive foraging - prefer high food high risk over low food low risk. Risk prone diet under starvation risk vs. risk averse diet. Will choose to satisfied needs now instead of future consequence. Arm races, crypsis - forewing camouflage, underwing flash. Search image - sound evoke search image, notice snake"s typical behavior. Conspicuous - learn blue/green bread crumbs are distasteful. Arm races - egg laying period same as host and in afternoon. Increase egg number so it"s hard to distinguish. Arm races early-life sharp beak for killing host"s egg.
