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Animal Behavior Ethology
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Kinds of Animal Behavior
Instinct – innate behavior Fixed action patterns (FAP)- innate behaviors that follow a regular, unvarying pattern. Imprinting- a specific behavior that is acquired only if the appropriate stimulus is experienced during a critical period. Associative learning – learns that two or more events are connected Classical conditioning- Pavlov’s dog operant conditioning – trial-and-error learning
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Types of Animal Behavior ctd.
Habituation – learned behavior that allows the animal to disregard meaningless stimuli Observational learning – animals copy the behavior of another animal without having experiences any prior positive reinforcement with the behavior. Insight – when an animal exposed to a new situation and without any prior relevant experience performs a behavior that generates a desirable outcome.
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Animal Movement Kinesis (pl., kineses) undirected change in speed of an animal’s movement in response to a stimulus. Taxis (pl., taxes) directed movement in response to a stimulus. Either toward or away from the stimulus. Migration long-distance, seasonal movement of animals. In response to availability of food or degradation of the environment or both.
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Communication in Animals
Chemicals - pheromones Releaser Pheromones – chemicals that cause immediate and specific behavioral changes. Primer pheromones those that cause physiological changes. .
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Tactile – social bonding, infant care, grooming, and mating
Visual Courtship displays Agonistic behaviors – aggression Auditory – sounds to communicate over long distances, through water, and at night. Tactile – social bonding, infant care, grooming, and mating
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Foraging Behaviors Packs – increase success in attacking large prey
Herds, flocks, and schools Better concealment Vigilance Defense Search images-
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Social Behavior Agonistic behavior – aggression
Dominance hierarchies - minimize fighting for food and mates. Territoriality – Altruistic behavior – Inclusive fitness – includes the fitness of the individual plus the fitness of relatives . Kin selection
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