Opinion 1.
It varies depending on the species, but each has at least 37 segments. http://animals.howstuffworks.com/worms/earthworm-info.htm
Opinion 2.
Thats wrong, worms have over 100 segments.
(i vote for #1.)
No. They have segments.
In earthworm, typhlosole is a dorsal flap of the intestine that runs along most of its length. Its function is to increase intestine surface area for more efficient absorption of digested nutrients. In different earthworm families, the typhlosole appears to have multiple origins
the brain is essential for the movement of the earthworm. If the brain of the earthworm is removed, the earthworm will move continuously without stop
is very placent for little creature ....
Helps to keep the surface of the earthworm moist.
The pharynx, usually found in segments 4 & 5, is used to swallow food.
No. They have segments.
Segments
In an adult worm, there may be more than 100 segments.
The function of an earthworm's nephridium is to excrete wastes from the earthworm's body.
There are about 30 segments between the prostomium and clitellum of an earthworm. actually this question asked as differently as "How many segments are between the prostomium and clitellum of an earthworm?" see answer for this question.
There are 14 segments in front of the clitellum in an earthworm.
In earthworm, typhlosole is a dorsal flap of the intestine that runs along most of its length. Its function is to increase intestine surface area for more efficient absorption of digested nutrients. In different earthworm families, the typhlosole appears to have multiple origins
The segments elongate when the circular muscles contract.
The earthworm's diet is dirt and other minerals. The earthworm's skin has little segments.
There are seminal receptacles in segments nine and ten. In segments seven through fourteen, there are genitalia segments. The crop is in segments 15 and 16.
It is located on segment 21.