-irregular in shape.
-reproduces by binary fission...
-it don't have any real part..
- alimentary canal isn't present....
- it don't have proper mouth..
-it has special and irregular food vacuole...
-it has a definite shape..
-it reproduces by regeneration..
- it have real parts like mouth and tail..
-alimentary canal us present..
-it has mouth for ingestion..
-planaria don't have food vacuole in it.