So this spring, the California Academy of Sciences ... Their analysis revealed that a relatively common butterfly called the silvery blue is a close relative. So the team searched for silvery ...

The Smith's blue butterfly may be tiny, but it's endangered in a big way. It spends its whole life within a few hundred yards of two native plants, seacliff buckwheat and coast buckwheat — and is ...

Millions of western monarchs used to return to coastal California every year, but the population has plummeted in recent ...

The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in California this winter, a foreboding sign for the future of the beloved ...