A warming climate has helped some to flourish, researchers say, but the outlook is troubling.

Rare white-letter hairstreak butterflies have been spotted after volunteers planted elm trees.

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

Add Yahoo as a preferred source to see more of our stories on Google. Thereus lomalarga© "Thereus lomalarga" by Kai Squires is licensed under BY 4.0. Experts must revisit habitat locations for species ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American The once rare brown argus butterfly is on the ...

Add Yahoo as a preferred source to see more of our stories on Google. A rare butterfly, the red-spotted patch, was spotted at a Texas conservatory on November 25. (Courtesy of National Butterfly ...

America's beloved monarch butterfly is facing possible listing as a threatened species. The Trump administration is expected to announce this week if it supports protecting the monarch under the ...

Nearly 300 birds, fish, mammals and other critters have federal protection in the Golden State.

From the Miami blue to the Schaus’ swallowtail, South Florida is home to many endangered and declining pollinator species that only exist here. The Miami blue butterfly alone has dropped by a minimum ...

Thereus lomalarga© "Thereus lomalarga" by Kai Squires is licensed under BY 4.0. In December of 2025, a Natural History Museum discovery write-up reported that researchers finally untangled a ...