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PapaPapillon
13 years ago

No. They can’t. The Towards only in one direction.

The worm does not crawl directly on the ground, but on a self-generated mucus track, which reduces both the friction resistance and allows the sole to adhere to the base like a suction cup.
The foot is not lifted off the ground. Its muscles are wave-shaped and expand and allow the worm to slide forward with each “wave”. Just forward.

klaumi
13 years ago

No, they can only get back to their snail house at risk, but naked screws are open prey!

Yakob
12 years ago

Hello, Treehouse,

I just have to say: this is the most urgent question I have ever encountered here!

To answer: I would say that an intelligent and physically fit snail should do this with some abdominal (or foot?) muscle training.

A suitable test arrangement could look like this: one does a screw lecherli in a test tube that is just so tight that the screw can crawl in, but cannot reverse inside, and puts it on the ground in front of the screw. In order to determine the test results, one should naturally add a webcam …

jobul
13 years ago

No.