A monarch butterfly tagged in Northern Kentucky has completed a 1,600-mile migration to a sanctuary in Mexico, marking the ...

Pesticides, habitat loss and climate change have taken their toll on the beloved insects. But the experts working with them still find hope for their future ...

The iconic orange-and-black butterflies may be on the verge of collapse, after scientists documented a troubling decline this ...

Wondering when you might spot these beautiful creatures in your garden? See when butterflies arrive in your area with this ...

Why Do Monarch Butterflies Swarm? Monarch butterflies, like other butterfly species and birds, must migrate to warmer climates during the cold winter months. Monarch butterflies are unique because ...

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 ...

A tiny, solar-powered transmitter is allowing scientists for the first time to track monarch butterfly migrations to and from ...

SAN DIEGO — U.S. Fish and Wildlife Service has proposed listing monarch butterflies as a threatened species and has considered some possibly contradictory ways to protect them, Nicholas Storer, vice ...

Monarch butterflies are important culturally and ecologically across North America. Generations have watched in wonder as yellow-and-black striped caterpillars fold into green-and-gold chrysalises and ...

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