about 1 inch
Planarians have bilateral symmetry.
Planarians are neither parasitic or segmented. They are flatworms.
Yes, planarians are non-parasitic flatworms
The structures that enable planarians to expel liquid waste are normally pores. The pores are found on the dorsal surface of the planarians.
Platyhelminthes
Planarians move by expanding and contracting their bodies as they grip a surface.
Yes
Yes, all organisms have scientific names. Thus planarians have scientific names too.
Platyhelminthes.
yes they do
other worms
Planarians are carnivorous creatures that feed on small invertebrates like worms, snails, and insect larvae. They use their muscular pharynx to suck in their prey and digest it externally. Planarians are opportunistic feeders and will also scavenge on decaying organic matter.