How do Portuguese man-of-war tentacles retract?

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How do Portuguese man-of-war tentacles retract?

Is it muscle or something else?

2007-03-27 09:51:19 · 2 answers · asked by SoulTaker 1 in Science & Mathematics ➔ Biology

2 answers

It's called a hydrostatic skeleton - basically, they move water from one part of the tentacle to another. This changes the shape of the tentacle, which causes it to move.

2007-03-27 09:55:01 · answer #1 · answered by Brian L 7 · 1⤊ 0⤋

Hi. Sounds like they just drift below the air bladder. http://www.answers.com/main/ntquery?s=Portuguese+man-of-war&gwp=13

2007-03-27 09:57:43 · answer #2 · answered by Cirric 7 · 0⤊ 0⤋