http://serc.carleton.edu/NAGTWorkshops/affective/dilemmas/16847.html#discussion http://serc.carleton.edu/NAGTWorkshops/affective/dilemmas/16847.html#post13143
www.livescience.com/php/multimedia/imagedisplay/img_display.php?pic=ig62_Ceratoserolis_02.jpg&title=Slim Isopod &cap=This+serolid+isopod+can+flatten+its+body+to+increase+surface+area+and+keep+from+sinking+into+the+fine-grain+sediment+on+the+seafloor.+]]> M Raab 1281071700 http://serc.carleton.edu/NAGTWorkshops/affective/dilemmas/16847.html#post13143