Monarch butterflies Special Orienteers! | Helder, M. 2009.
CS Dialogue 36(3):1,6. CELD ID 24035Abstract Every September, hundreds of thousands of Ontario butterflies converge on Point Pelee, a long peninsula which projects south into one of the Great Lakes. Then away they flutter, across the water and far beyond. Thus begins the amazing mass migration of an insect which unerringly navigates 4000 kilometers to a site where these individuals have never been. The Monarch butterfly, it turns out, is an astounding phenomenon.
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