@article {6160,
	title = {Reduced competition and altered feeding behavior among marine snails after a mass extinction},
	journal = {Science},
	volume = {306},
	year = {2004},
	note = {PDF},
	pages = {2229-2231},
	keywords = {behavior, bivalvia, ecology, fossil record, gastropoda, mass extinction, mollusca, paleontology, predation},
	author = {Dietl, Gregory P. and Herbert, Gregory S. and Vermeij, Geerat J.}
}
