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Biology, 30.11.2020 21:20 RogueDragon707

Every winter, Alice notices that the monarch butterflies seem to disappear from her backyard garden. Then, the butterflies return to her garden each spring. Which best describes the butterflies’ behavior?

migration, which is a response to an external stimulus
migration, which is a response to an internal stimulus
flight, which is a response to an external stimulus
flight, which is a response to an internal stimulus

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