Dave Bailey Posted July 29, 2013 Report Share Posted July 29, 2013 Whoever sent that rock must have been a bass fisherman. Dinosaur-Killing Comet Didn't Wipe Out Freshwater SpeciesNew research shows freshwater organisms fared better than others after the most recent extinction event http://www.scientificamerican.com/article.cfm?id=dinosaur-killing-comet&WT.mc_id=SA_Facebook Link to comment Share on other sites More sharing options...
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