Mary’s Monday Metazoan: Vortices! [Pharyngula]

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Mary’s Monday Metazoan: Vortices! [Pharyngula]

Oooh, beautiful. Starfish larvae are covered with beating cilia that they use to swim, and also to swirl bacteria towards their mouth…and in this video that visualizes the motion generated by the cilia, you can see that they do both at the same time.

(Why?)

Published at Tue, 07 Mar 2017 02:37:17 +0000