Canadian crabs with bad attitude threaten coastal ecosystem

The Associated Press David Sharp 

FILE - This June 6, 2018, file photo shows a green crab in Portland, Maine. A University of New England researcher said green crabs migrating from Nova Scotia are ornerier and angrier than their Gulf of Maine cousins.Robert F. Bukaty /AP...https://nationalpost.com/pmn/news-pmn/canadian-crabs-with-bad-attitude-threaten-coastal-ecosystem