Conventional wisdom is that if you cultivate host plants, butterflies will come. Take, for example, milkweed. After declining monarch populations began making headlines in the late 1990s, people ...

During the past four decades, scientists have documented a 1.6 percent decline per year in the number of butterflies in the southwestern United States. Doesn’t sound like much? Consider how that ...

The U.S. Fish and Wildlife Service is targeting $3.8 million for recovery efforts for two local, endangered butterfly species — the San Bruno Elfin Butterfly and the Mission Blue Butterfly. Partners ...