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polyp and medusa
Polyp and medusa are two stages in life cycle of cnidarians , polyp is hydra like and medusa is jelly fish like .
1. Polyp 2. Medusa
Medusa
poly and medusa
Polyps, which are Sessile or stationary, and Medusa which move.
Cnidarians come in two forms: a medusa has tentacles that hang down and polyps usually live attached to a surface.
The body systems that cnidarians have take two forms. The main body forms are medusa and polyp. Cnidarians do not have a transport system and the body surface is used for gaseous exchange.
adda
Nearly all corals and some other cnidarians are attached and are called sessile .
Obelia
The medusa (jellyfish like) and the polyp (sea anenome like)