Gut Check: Caterpillars Walk Gut First
July 23, 2010
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3:30Look Up! The Billion-Bug Highway You Can't See | Krulwich Wonders | NPR
1:25Now PlayingGut Check: Caterpillars Walk Gut First
YouTube Description
as posted by the channelCaterpillars don't have a bone in their body. They move by squeezing muscles in sequence in an undulating wave motion, but what exactly happens on the inside? Scientists wanted to find out, so they got a tiny, custom-built caterpillar treadmill.
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