This year, 500 monarch butterflies began their annual migration wearing a tiny tracker that weighs less than a grain of rice.

Scientists used tiny new sensors to follow the insects on journeys that take thousands of miles to their winter colonies in ...

Wearing dark sunglasses, long sleeves and a wide-brimmed hat, Florida retiree Linda Cooper came prepared to gaze at ...

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The monarch butterfly, chosen in 1975 to be Illinois' State Insect, fluttered a step closer to extinction Thursday, as scientists put the iconic orange-and-black insect on the endangered list because ...

1:10 p.m. Oct. 30, 2023: An earlier version of this article stated that the California Bumble Bee Atlas project is a Xerces-supported group in Riverside. The project, based in Riverside, is run by the ...

Discover how insects and other small creatures rely on leaf litter to survive the winter and how this supports local ecology.

Two test sites were chosen: one along Interstate 10 near Ozona in West Texas and another at the Lavaca Bay Causeway on the ...

The monarch butterfly fluttered a step closer to extinction last Thursday, as scientists put the iconic orange-and-black insect on the endangered list because of its fast dwindling numbers. “It’s just ...

Jerry Pugh had a rare experience this year: He saw a monarch butterfly in the wild. Though the Boise Parks and Recreation volunteer coordinator works to conserve the endangered butterfly, sightings ...

Monarch butterflies have begun fluttering across Michigan after a migration that began in Mexico. The brightly colored insects have been reported in southeast Michigan, migration watchers say.