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Lesson 3: Evidence for Evolution Check in Flashcards | StudBud
Lesson 3: Evidence for Evolution Check in
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Which is the most likely evolutionary response of birds to a food supply of insects living in deep, narrow tunnels?
A
Birds learn to plug up the tunnels so the insects are forced to the surface
B
Birds get smaller with each generation so that they can fit in the tubes
C
Birds' beaks get longer and thinner with each generation
D
Birds begin to eat bark and leaves instead
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