A Monarch butterfly born in Canada will fly more than 3,000 miles to Mexico, across land it has never seen. Its journey is filled with peril, many never make it and those that do will never return.

Monarch butterflies only flap their wings around 5 to 12 times per second — much more slowly than the average butterfly, who flaps about 20 times a second. In the right conditions, a migrating monarch ...

Madison Kuhle, 5, Lawrence, poses as a butterfly for her father at the Monarch Watch open house Saturday at Foley Hall on Kansas University's campus. Maxx Marshall, 4, Lawrence, gets an up-close ...

A Monarch butterfly born in Canada will fly more than 3,000 miles to Mexico, across land it has never seen. Its journey is filled with peril, many never make it and those that do will never return.

Monarch butterflies only flap their wings around 5 to 12 times per second — much more slowly than the average butterfly, who flaps about 20 times a second. In the right conditions, a migrating monarch ...

The monarch butterfly life cycle begins with a whirl of wings in the heat of the summer sun. As a female monarch sips nectar from a wildflower, a male hovers nearby. A pheromone is released from ...

On the other, Fred Urquhart, a University of Toronto zoologist who, for decades, had been puzzling over an entomological conundrum: Where do monarch ... labels on butterfly wings so that the ...