“Toronto’s modern skyline began to rise in the 1960s, giving it a high proportion of modern, glass-clad structures, forming a long wall along the northwestern shore of Lake Ontario. That barrier crosses several major migratory flight paths, the first large structures birds would encounter coming south from the northern wilderness.”

– FLAP and the casualties of Toronto’s urban skies are profiled in the New York Times.

(Photograph by Ian Willms for The New York Times)