Earthworms

... need one as long as you are there so much. But when you come on land you're gonna need some kind of support. Be it a hydrostatic skeleton(like in earthworms), an external skeleton(arthropods and nematodes) or an internal skeleton(chordates), you need something. Is it worth the trouble? Animals ...

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Only earthworms and some inferior insects can digest cellulose, beacuse they have the enzyme commonly named cellulase. But as we know, chordates are not direct descendents of insects, so the enzyme simply wasn't available to ...

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or go to wikipedia But if you want an answer off the top of my head. 1.) Earthworms enrich and aerate the soil as they dig through it. When digging, the earth is seperated, thus creating spaces between the particles and such. This new addition of space provides ...

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These questions should be easily answered if you were to do some reading on the anatomy, natural history and ecology of earthworms. http://www.google.com/search?q=earthworm&start=0&ie=utf-8&oe=utf-8&client=firefox-a&rls=org.mozilla:en-US:official

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hi i need help with these questions 1. explain the process by which earthworms enrich and aerate the soil. 2. describe one way earthworms are poorly adapted (in general) to life on land. 3. Describe 2 ways in which the earthworm's body is adapted to life in ...

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