One of California’s most iconic animals is in trouble. A preliminary tally of monarch butterflies that spend the winter along ...

Pacific Grove is known as ‘Butterfly Town USA’ for its role as an overwintering spot. As the insect’s population plummets, residents are coming to its rescue ...

The hotter conditions produced more potent toxins in the milkweed. But the researchers said that surprisingly, the parasitic ...

It is now the late season for butterflies in Goleta groves, and the picture is dismal. Only two butterflies were recorded in ...

I struggled to catch my breath, but it had nothing to do with the 10,000-foot altitude. All around me, millions of monarch ...

Climate warming can impact plant quality, which in turn shapes the nutrition and immune defense of insect herbivores like ...

Mid-season surveys have turned up roughly 8,000 monarchs across the western range, based on figures compiled by count ...

Whether you’re a butterfly fanatic or simply interested in nature, the monarch butterfly is worth a study. Beautiful and serene, monarch butterflies have a unique lifespan. But how long do monarch ...

With its charismatic appearance and awe-inspiring migrations, it's not surprising that the monarch butterfly motivates gardeners to provide extra care for these pollinators in their gardens. These ...

A Camarillo nonprofit founder believes a monarch butterfly preserve could be located where mature eucalyptus trees were cut ...

Monarch butterflies travel through Oklahoma, but lately, we're seeing fewer of them than ever before. Aaron Walton plants milkweed at his south Tulsa home to try to save monarch butterflies. He’s ...

It’s a sunny July afternoon, and Grayslake neighbors Annie Lawson and Heather Bauer are standing at the side of Lawson’s home, carefully going through her garden of milkweed plants. Lawson points at ...