CHAS­ING BUT­TER­FLIES

Canadian Geographic - - CONTENTS - can­geo.ca/so18/but­ter­flies

In 1976, Cana­dian zo­ol­o­gist Fred Urquhart and his wife No­rah solved one of na­ture’s great mys­ter­ies: the in­cred­i­ble mi­gra­tion of the monarch but­ter­fly. Re­trace the cou­ple’s ground­break­ing jour­ney to Mex­ico.

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