EVOLUTION, Thick fur becomes more common in a rabbit population over many generations., Dark-coloured beetles become more common in a population over hundreds of generations., Longer necks gradually become more common in a giraffe population., A population of birds gradually develops a greater proportion of strong beaks., An inherited characteristic becomes more common over generations., NOT EVOLUTION, A person builds bigger muscles by exercising., A giraffe stretches its neck to reach leaves., A rabbit gets mud on its fur and appears darker., A polar bear grows thicker fur during winter., A bird learns how to open a food container., An animal changes because it “needs” to survive.

Evolution vs Not Evolution

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