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and therefore if you make the right noise they will move a certain direction

2007-07-30 13:16:49 · 4 answers · asked by Anonymous in Science & Mathematics Other - Science

4 answers

Yes, but they hear with their feet.

Almost all life forms are sensitive to movement or vibration. We call it hearing when we talk about the sense that we have that hears vibrations in the air. We also use them to communicate as do a lot of animals.

A predator, like a spider, wants to find her prey and when it starts to wiggle and move then it creates vibrations and that will make its position clearer. In a web the spider waits until something is trapped in the web and starts struggling to get away. The vibrations alert the spider to tell it that it's prey is stuck.

Hunting Spiders like the wolf spider don't make webs to catch their prey, they go after them. One great method they have of finding their prey is by sensing the vibrations of them moving around on the forest floor or whatever plant the spider is on.

When a spider is using vibrations to sense its prey it is like how a shark uses the vibrations in water, made by an animal in distress, to find its prey.

2007-07-30 13:36:03 · answer #1 · answered by Dan S 7 · 1 0

Yes everything is sensitive to sounds, even things with out ears are sensivtive to sounds that are loud enough because you can feel the sound waves beating against you, eardrums are just very sensivtive to these waves.

2007-07-30 20:21:47 · answer #2 · answered by Anonymous · 0 0

spiders are sensitive to vibrations which are projected when you speak or move.

2007-07-30 20:42:29 · answer #3 · answered by Anonymous · 0 0

vibrations

2007-07-30 20:44:14 · answer #4 · answered by Chris P 1 · 0 0

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