Sponges vs Jellyfish - What's the difference?
sponges | jellyfish |
(zoology) An almost transparent aquatic being; any one of the acalephs, especially one of the larger species, having a jellylike appearance.
# A cnidarian, a member of the phylum Cnidaria.
## A scyphozoan, a member of the class Scyphozoa (the true jellies).
# A ctenophore, a member of the phylum Ctenophora (the comb jellies).