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# They are unable to tolerate high ionic strength, because high salt concentration destroy their sensitive skin, the earthworms cannot have the control over the osmotic regulation. In addition, the neurosecretory cells in earthworms play a vital role in wat
er balance as well as ionic and osmotic regulation.
(, Thu 30 Aug 2007, 11:11, archived)
#
The salt stress and desiccation significantly interfere with the functions of these neurosecretory cells. Hence salt like sodium chloride are extremely toxic to most of the earthworm species
(, Thu 30 Aug 2007, 11:12, archived)
#
Sodium Chloride could cause mortality at a concentration of 0.5 per cent itself, where as other alt such as potassium chloride are toxic at a concentration of more than 1 per cent. However, the salts at a lower concentrations may not cause mortality in earthworms, although they would substantially reduce the reproduction, especially production of cocoons

(, Thu 30 Aug 2007, 11:13, archived)
# they don't much care for citrus either.
so never order a worm a g&t with a slice of lemon in it, most also don't really like ice but on the whole they're too polite to complain if you make an error.
(, Thu 30 Aug 2007, 11:19, archived)
# *really wants a g n t now*
(, Thu 30 Aug 2007, 11:20, archived)
# BUT WHAT DOES THE BIG BULGE IN THE MIDDLE DO?
(, Thu 30 Aug 2007, 11:24, archived)
# That's the saddle
(, Thu 30 Aug 2007, 11:25, archived)
# yeeeeehaawww pardner!
(, Thu 30 Aug 2007, 11:32, archived)
# *utterly engrossed*
(, Thu 30 Aug 2007, 11:14, archived)
#
Of all the members of the soil food web, earthworms need the least introduction. Most people become familiar with these soft, slimy, invertebrates at a young age. Earthworms are hermaphrodites, meaning that they exhibit both male and female characteristics.
(, Thu 30 Aug 2007, 11:17, archived)
# the soil food web FTW!
\o/
(, Thu 30 Aug 2007, 11:18, archived)
#
They are major decomposers of dead and decomposing organic matter, and derive their nutrition from the bacteria and fungi that grow upon these materials. They fragment organic matter and make major contributions to recycling the nutrients it contains.
(, Thu 30 Aug 2007, 11:21, archived)
#
In terms of biomass and overall activity, earthworms dominate the world of soil invertebrates, including arthropods.
(, Thu 30 Aug 2007, 11:26, archived)