Jellyfish are marine animals with tentacles. They have a bell-shaped body. Jellyfish sting their prey in order to subdue them.
Jellyfish are bell shaped and roundworms aren't. Jellyfish sting and roundworms do not. jellyfish are radial and and roundworms are not.
Octopuses are not transparent, and are usually larger, and shaped totally different from jellyfish. They have eight arms, while jellyfish have tentacles, string-like in shape.
Unlike true jellyfish, box jellyfish actively hunt for food. Each tentacle of the box jellyfish contains nematocysts, harpoon-shaped mechanisms that inject venom into prey.
a jellyfish
A beroe is small, thimble-shaped, transparent jellyfish.
a jellyfish
medusa
wee-wee knee-grow!!!!
Medusa body form. Medusa-Umbrella shaped, tentacles hanging down. Swim about.
Jellyfish
Phylum: Cnidaria Dichotomous key: Does the organism have a bell-shaped body? (Yes - Proceed to 2, No - Not a jellyfish) Does the organism have tentacles hanging down? (Yes - Likely a jellyfish, No - Not a jellyfish)