The iconic monarch butterfly is declining across North America. You can help make a difference by providing the species with ...

The number of monarch butterflies spending the winter in the western United States dropped dramatically this year even as ...

The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in nearly three decades as pesticides, diminishing habitat and climate ...

Before National Geographic published its famous August 1976 cover story detailing the search for the monarch butterfly’s wintering grounds, nobody knew where these strikingly beautiful creatures ...

For the past three years, more than 200,000 western monarch butterflies spent their winters along the California coast — huddling together in tall tree groves, finding respite from the wind from ...

A butterfly sits on a leaf at Monarch Grove Sanctuary in Pacific Grove on Nov. 10, 2021. Photo by Nic Coury, AP Photo For the past three years, more than 200,000 western monarch butterflies spent ...

The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in nearly three decades as pesticides, diminishing habitat and climate ...

SAN FRANCISCO (KRON) — Overwintering populations of monarch butterflies in California have reached a near all-time low since records began, conservationists announced on Thursday. The Western ...