KOMO	Scientists: Humans unaware of invasive species nuisance KOMO, WA - Sep 30, 2007 Rusty crayfish displace native species, destroy aquatic plant beds and alter food chains. Gardeners hoping to attract wildlife buy and plant butterfly bush …

This entry was posted on Sunday, September 30th, 2007 at 4:43 pm and is filed under Uncategorized. You can follow any responses to this entry through the RSS 2.0 feed. Responses are currently closed, but you can trackback from your own site.