Caper White butterflies are migrating west of the Great Dividing Range, which is the third-longest stretch of mountains in the world, in order to lay their eggs and find food.
By Rebecca Oh
Loss of habitat has contributed to the 90 percent decrease of Monarch butterflies.
By Jasmine Wright
Every year, millions of North American monarch butterflies head south for the winter -- but recently their numbers have plummeted by up to 90 percent. In Washington, responding to a petition submitted by conservation organizations, the U.S. Fish and Wildlife…
By PBS NewsHour
First, it was disappearing bees. Now, it appears that Monarch butterflies are suffering a decline.
By Larisa Epatko
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