- Category
- Science
- Published
- Monday, July 27, 2026 at 1:37 PM
- Publisher
-
ScienceDaily
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These insect submariners survive depths that should crush them
Quick Summary
Lake fly larvae plunge more than 200 meters into Lake Malawi each day to hide from predators, using tiny air sacs to control their depth. A rubber-like material called resilin lets them expand or shrink the sacs by changing their pH. Their toughness challenges a popular explanation for why insects are absent from the open ocean.
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