2. Why did researchers at the University of Antwerp study high-speed videos of
the black woodpecker? *
to find out how the bird pulls its beak out of the wood as it pecks
to measure the strength of the bird's beak
to measure the number of pecks per second
to find out how the bird avoids damaging its skull
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2. Why did researchers at the University of Antwerp study high-speed videos of
the black woodpecker...
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