One example is the California towhee, which can clear a milkweed plant of monarch caterpillars in no time. Birds are not the only threat to monarchs, however, since bird feeders also attract other ...

California's monarch butterflies are hanging on. But experts say severe winter storms likely led to a decline in this year's ...

The good news for the milkvetch plant is that they usually need wildfire to sprout — meaning dormant seeds now have a massive ...

EPA must better assess the dangers of pesticides, especially in monarch breeding habitats in state’s Central Valley.

Ideally, these plants also will be California natives. “A garden that supports monarchs has nectar plants and native milkweed plants and a couple of types of milkweed,” said Laney.

After years on hold, the U.S. Fish and Wildlife Service (“USFWS”) is moving forward with a proposed rule to list monarch butterflies as ...