NROC34H3 Study Guide - Final Guide: Pattern Recognition, Waggle Dance, Mantis Shrimp

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Lec 5: vision in honeybees: vision dimensions: Invertebrate vision: light intensity, wavelength variance/intensity, motion, insects/crustaceans, cephalopods (squid family) Honeybees: social insects, collective foraging, 20,000 workers, coordinated activity, must be able to: Communicate: recruitment not by directly leading them, but by communication via dance language, dance language, waggle dance, figure 8 pattern and going up middle, hive w/ sugar water in front which foragers come out and find. Foragers go back and provide info to recruits about location. Dish moved 25% further away each time. Recruits come out and don"t find sugar water in the place they were told to look; they"ll look a bit further down. Trains bees to go to remote locations from hive. Decipher the dance: angle relative to vertical = direction of food source relative to the sun viewed from hive entrance. Bees compute: distance from food source & hive direction to food source from hive.

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