worms. they digest the humus and excrete it out making it more fertile
The intestines help carry the earthworm's waste to the anus, where it is expelled from the worm.
Septums help separate an earthworm's internal cavities into sections of different organs.
Yes!
Yes,
Earthworms help by fertilizing the soil with their waste.
keeps them moist
No it Doesn't
with the help of pharynx
help?
silt litter humus and clay
It become more by the help of the earthworm.