polyp
polyp
A jelly fish. Cnidarian's have a sting cell called a cnidnocyte which is the defining feature.
No, a free swimming form of a cnidarian is called a medusa. Polyps are typically attached to a substrate and have a cylindrical body with a mouth surrounded by tentacles at one end. Medusae have a bell-shaped body with tentacles hanging down.
the larva is called the Planula
the larva is called the Planula
it is called a planula. it is a free-swimmer
it is called a planula. it is a free-swimmer
umbrella
Anthozoans.
No, an octopus would be an example of a mollusk (not a cnidarian).
The outer cell layer of a cnidarian is called the epidermis. It is a thin layer that covers the body of the organism and helps with protection and sensory functions.
An adult swimming cnidarian is called a medusa.