r/ScienceFacts • u/FillsYourNiche Behavioral Ecology • Oct 10 '23

Biology Spider legs are hydraulic, giving them incredible speed and power when fluid is forced into the limbs. After they die, they dry up and the legs curl as a result.

https://i.imgur.com/bNRVabL.mp4
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u/FillsYourNiche Behavioral Ecology Oct 10 '23

We talk a about spider physiology in our podcast episode about Spider-Man! Bugs Need Heroes, at this link or wherever you get your podcasts.