Home > Kids and Teens > School Time > Science > Living Things > Animals > Invertebrates > Sponges
http://www.oceanoasis.org/fieldguide/sponges.html
Brief descriptions about sponges and their natural history.
http://www.ucmp.berkeley.edu/porifera/porifera.html
A good start on the biology of sponges, including phylogeny, life history, and ecology.
Home > Kids and Teens > School Time > Science > Living Things > Animals > Invertebrates > Sponges
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