The earthworm absorbs oxygen and gives off carbon dioxide through a thin skin. This skin is protected by a thin A moist surface is necessary for oxygen to be absorbed and carbon dioxide to be given off. ... Nitrogen-containing waste materials from cell activities are removed to the outside of the body by little tubes.
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Australian native worms are drawn from these three families. The first two are more common in ... These are the calciferous glands that excrete calcium carbonate to dispose of excess calcium obtained in the food. The food then moves to the crop, which seems to serve only as a storage organ, and then to the muscular gizzard.
australianmuseum.net.au/Australian-Earthworms australianmuseum.net.au/Australian-Earthworms
Under the mimic drought condition, earthworms gradually lost their body moisture resulting in weight lost. For lack of sufficient water to excrete nitrogenous waste including ammonia and urea, the drought-suffered earthworms were forced to accumulate either ammonia or urea in their blood. ... Working with Worms...
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Worms excrete through the body surface and by tubular nephridia (kidneylike organs). Their simple guts may have a few special organs, and there may be areas for storage (crop) and for breaking up food (gizzard).
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Every organic gardening enthusiast knows how important red worm castings and vermicomposting are for their garden. That is why worm composting is well-known among home-garden farmers. ... Red worms excrete rich castings which are considered one of the richest natural fertilizers known to man, therefore making red worms one...
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Feather dusters are soft-bodied segmented worms which excrete a mucous layer which collects mud and sand creating a fibrous sheath. Their feathery crown serves as a net to gather fine particulate food out of the water column. ... Home : Aquarium Livestock : Saltwater Invertebrates : Feather Duster Worms :
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Colored Feather Dusters are soft-bodied segmented worms which excrete a mucous layer which collects mud and sand creating a fibrous sheath. Their feathery crown may be colored yellow-green or reddish brown, and serves as a net to gather fine particulate food out of the water column. ... Home : Aquarium Livestock :
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After taking the food through their bodies, the worms excrete it as vermicast (aka Worm Castings, Worm Poop, Worm Manure.) The process of producing vermicompost is called vermicomposting.
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The flatworms get their names from their unusual flattened shape. They are found in a wide range of bright colors. These colors serve as a warning to potential predators because the worms excrete a foul-tasting mucus.
www.seasky.org/reeflife/sea2c.html
VERMICOMPOSTING (PDF File)
Additionally, all the worms excrete castings, which have been shown to be toxic to members of their own species. As more of the bedding is converted to castings, worms will migrate, if possible, to areas with a higher proportion of feedstock and a lower proportion of casts.
www.worms.com/worm-pdfs/whats%20vermicomposting.pdf www.worms.com/worm-pdfs/whats%20vermicomposting.pdf