One butterfly comes so far, and then it will stop to reproduce, and then the offspring from that monarch will emerge from the ...

The eastern monarch butterfly population nearly doubled in 2025, but the numbers remain far below the long-term average.

A fritillary butterfly perches on blooming milkweed at Patuxent Wildlife Research Center in Laurel, Md., June 5, 2019. (AP ...

Butterflies are vanishing nationwide due to habitat loss, climate change and use of insecticides, according to a new study, ...

A recent study combining data from more than 76,000 surveys from 35 monitoring programs across the country found butterfly ...

The population wintering in central Mexico's forests occupied 4.42 acres, up from 2.22 acres during the previous winter.

National Plant a Flower Day is all about celebrating the beauty of flowers. Planting them can also help save pollinators like ...

“You can really make a difference to the local population. Any individual flower you put out it likely to get visited,” said ...

This year’s count of 4.42 acres of occupied forest habitat is nearly twice as large as last year's, but eastern monarch ...

Butterflies are declining rapidly across the contiguous United States, including in Massachusetts. Research published in the ...

A study recently published in the journal Science determined that the butterfly population across the continental U.S. has ...