Humpback whale’s death in Montreal last summer remains a mystery

It was a sight that had Montrealers hoping for a happy ending. But it didn’t last long. Just over one week after a young humpback whale’s first sighting in Montreal last summer, a maritime pilot spotted what seemed to be its floating carcass 40 kilometers east of the city. As Global’s Olivia O’Malley reports, the final report on its death remains inconclusive.

• Montreal’s humpback whale may not have been killed by collision with boat: researchers