Jellyfish are cnidaria coming from the greek "cnidos" meaning nettle. Sea stars are NOT crustaceans as the previous individual wrote, but are in fact echinoderms meaning spiny skin. There are many differences between these two phyla. For example, jellyfish are mostly pelagic whereas sea stars are bethic sticking to substrate. Jellyfish move by squeezing their bodies (bell) and forcing water out the bottom. However, they are subject to currents and winds. Sea stars in contrast move via many tiny tube feet on the oral surface (bottom of this animal). These are only a few examples.
Clams have two shells while snails have a single shell.
Clams are blind while snails have eyes.
Snails have a rasp-like tongue (radula) for tearing flesh or plant matter while clams are filter-feeders.
No clam breathes air while some snails do.
the difference beetween a clam and a star fish are starfish have different colors and a fish that sticks to corals and rock a clam is a shell fish and it grows on under the corals or sea weeds
the difference is clams are hard and sea shells live in the sea
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Jellyfish can sting you generally. Starfish cannot. Jellyfish are cnidarians and starfish are echinoderms. Jellyfish are 95% water. Starfish are not. Jellyfish can sometimes get quite huge, weighing over 500 pounds and some jellyfish have tentacles 100 feet long. Starfish don't get that big. Their diet is different. Their reproduction differs.
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A jellyfish & a starfish A Jellyfish has no brain & no heart A starfish has no brain & no blood
starfish = pentaradial
jellyfish sting
Crabs and shrimp have exoskeletons. Slugs, Starfish and Jellyfish do not.
starfish
The major difference between the vascular system of a human and a starfish is that humans have cardio vascular system and starfish have water vascular system.
one is a starfish one is an earthworm boom headshot
YOu can not tell the difference between a girl or boy starfish.
A starfish or a jellyfish.
A jellyfish is a marine creature. A guitar is a musical instrument.