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Many Farmers Place Scarecrows Out into Their Fields to Keep

question 90

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Many farmers place scarecrows out into their fields to keep the crows away. Initially the crows will stay out of the field when they see the "person" in the middle of the field. After a few weeks, the farmer notices the crows are perching in his cornfield. Why didn't placing the scarecrow in the field work over a long period of time?


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Developmental Test

A type of assessment designed to measure progress or development in a specific area, often used to gauge children's cognitive, emotional, or physical development.

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