Connect to share and comment

Crawfish louisiana teachers science

Appears In:
Science teachers may be partially responsible for invasive species in US, Canada
New study finds science teachers usually release classroom specimens into wild, wrecking ecological havoc
See More
Crawfish louisiana teachers science

A pile of crawfish heads sit on a table during the New Orleans Jazz and Heritage Festival at the Fair Grounds Race Course on May 1, 2008 in New Orleans, Louisiana.

Chris Graythen
AFP/Getty Images