Sponges, In All Sponges, In All Their GloryTheir Glory

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Chapter 26-2: Sponges Chapter 26-2: Sponges

So what are they?So what are they? Classified as animals b/c they are Classified as animals b/c they are

multicellular, heterotrophic, & contain multicellular, heterotrophic, & contain specialized cells.specialized cells.

They spend their entire adult lives in They spend their entire adult lives in one place!one place!

Fiction

Nonfiction

These are what sponges actually look like, in case you were to stumble upon one someday.

SO… how do they eat?SO… how do they eat?

They filter feed: allowing water to go They filter feed: allowing water to go through their bodies, absorbing through their bodies, absorbing nutrients and oxygen and at the nutrients and oxygen and at the same time diffusing carbon dioxide same time diffusing carbon dioxide and waste into the water.and waste into the water.

ReproductionReproduction

They can either reproduce sexually They can either reproduce sexually or asexually.or asexually.

Internal Fertilization: sponges Internal Fertilization: sponges fertilize their eggs inside their body. fertilize their eggs inside their body.

Babies start out as Babies start out as larva: larva: an an immature stage of an organism that immature stage of an organism that looks different from its adult form. looks different from its adult form.

Some Fun FactsSome Fun Facts There are about 5,ooo species of sponges total There are about 5,ooo species of sponges total

(most of the sponges shown in this slide show (most of the sponges shown in this slide show are barrel sponges)are barrel sponges)

Many sponges give off toxic substances to Many sponges give off toxic substances to ward off predators, however, we sometimes ward off predators, however, we sometimes use this as medicine. use this as medicine.

SpongeBob SquarePantsSpongeBob SquarePants was created by a was created by a marine biologist and animator by the name of marine biologist and animator by the name of Stephen Hillenburg after Stephen Hillenburg after Rocko’s Modern LifeRocko’s Modern Life was canceled in 1996was canceled in 1996

It is thought that some of the earliest animal It is thought that some of the earliest animal life forms on Earth resembled a spongelife forms on Earth resembled a sponge

Hyper Link Hyper Link

http://www.junglewalk.com/photos/spohttp://www.junglewalk.com/photos/sponge-pictures.htmnge-pictures.htm

BibliographyBibliography Works CitedWorks Cited "File: Sponge JPG." "File: Sponge JPG." File: SpongesFile: Sponges. 9 Oct. 2009. Web. 31 Mar. 2010. . 9 Oct. 2009. Web. 31 Mar. 2010.

<http://www.google.com/imgres?imgurl=http://upload.wikimedia.org/<http://www.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/b/be/Sponge.JPG&imgrefurl=http://wikipedia/commons/b/be/Sponge.JPG&imgrefurl=http://commons.wikimedia.org/wiki/commons.wikimedia.org/wiki/File:Sponge.JPG&h=480&w=640&sz=40&tbnid=M7pejZOKy6c0GM:File:Sponge.JPG&h=480&w=640&sz=40&tbnid=M7pejZOKy6c0GM:&tbnh=103&tbnw=137&prev=/images%3Fq%3Dsponge&tbnh=103&tbnw=137&prev=/images%3Fq%3Dsponge%2Bpictures&hl=en&usg=__O1pPSXdmJTogFH7R4H354FcIXDA=&e%2Bpictures&hl=en&usg=__O1pPSXdmJTogFH7R4H354FcIXDA=&ei=N6mzS7jLEJ70MoDBoZ4J&sa=X&oi=image_result&resnum=2&cti=N6mzS7jLEJ70MoDBoZ4J&sa=X&oi=image_result&resnum=2&ct=image&ved=0CAoQ9QEwAQ>.=image&ved=0CAoQ9QEwAQ>.

Fondorf, Anne. "Sponges." Fondorf, Anne. "Sponges." SpongesSponges. Web. 31 Mar. 2010. . Web. 31 Mar. 2010. <http://www.mcwdn.org/Animals/Sponges.html>.<http://www.mcwdn.org/Animals/Sponges.html>.

NOAA. "Sponge Pictures." NOAA. "Sponge Pictures." Junglewalk.comJunglewalk.com. 2002. Web. 31 Mar. 2010. . 2002. Web. 31 Mar. 2010. <http://www.junglewalk.com/photos/sponge-pictures-I391.htm>.<http://www.junglewalk.com/photos/sponge-pictures-I391.htm>.

"SpongeBob SquarePants History." "SpongeBob SquarePants History." Fan SiteFan Site. Nickolodeon, 1999. . Nickolodeon, 1999. Web. 31 Mar. 2010. Web. 31 Mar. 2010. <http://members.outpost10f.com/~lindax/spongebob/spongebob<http://members.outpost10f.com/~lindax/spongebob/spongebob%20history.html>.%20history.html>.

"SpongeBob SquarePants." "SpongeBob SquarePants." WikipediaWikipedia. 28 Mar. 2010. Web. 31 Mar. . 28 Mar. 2010. Web. 31 Mar. 2010. <http://en.wikipedia.org/wiki/SpongeBob_SquarePants>.2010. <http://en.wikipedia.org/wiki/SpongeBob_SquarePants>.