10-20Notes[2]

10-20Notes[2] - 10/23 Sign stimulus Stimulus that triggers...

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10/23 Sign stimulus – Stimulus that triggers a fixed action pattern 1. Sign stimuli are usually simple characteristics. Example – ultrasonic bat noises trigger FAP of avoidance behavior in moths Sign stimuli can be specific choices from a number of possible stimuli 2. Natural selection favors cues associated w/relevant behavior or object. Example – supernormal stimulus is an artificial stimulus that may trigger a stronger response. Example of supernormal stimulus – a goose will retrieve a volleyball over an egg Learning – Experience-based modification of behavior. Comparing genetic and environmental components of behavior helps us understand the variation in behavior within the same species 1. Learning vs. maturation – Individuals may improve behaviors over time. Often attributed to learning – but in some cases it may be due to development – mental changes in neuro-muscular pathways that are associated with maturation Maturation – Development of neuro-muscular pathways that allow behaviors
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10-20Notes[2] - 10/23 Sign stimulus Stimulus that triggers...

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