The author writes, “The number of monarch butterflies spending the winter in the western US has dropped to its second-lowest ...

Climate change threatens to disrupt the monarch butterfly’s annual migration pattern by affecting weather conditions in both wintering grounds and summer breeding grounds. Colder, wetter winters could ...

Monarch butterflies in the western U.S. have dropped to just 9,119 this year. In 2023, the count was 233,394, meaning a 96% decline.

Just over 9,000 monarchs were counted in California last winter, the second lowest ever since the annual count began in 1997 ...

The monarch butterfly is one of nature’s most captivating creatures, renowned for its striking orange and black wings and a breathtaking migration journey that spans thousands of miles. Each year, ...

The western monarch migration occurs over multiple generations of butterflies ... The largest overwintering clusters this winter were observed in Santa Cruz County, with top mid-season counts ...

Monarch butterflies depend on human intervention to thrive in the wild, as highlighted by the traveling exhibit "Monarchs and ...

Evie Kinkead, a junior at Aptos High School, pitched this story about a project she spearheaded to help monarch butterfly ...

The iconic monarch butterfly is declining across North America ... but it may be easier to simply locate a wild milkweed plant in the fall or winter and take home a seed pod or two.