Hiding in plain sight in Japan, researchers identified a new, “extremely rare” butterfly species with a remarkable wingspan of 3.5 inches—the first in its subfamily. Initially discovered in 1988, the ...

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 ...

Deloneura immaculata was one of the rarest butterflies ever recorded in South Africa. For years, scientists knew almost ...

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 ...

Officials in Waterton Lakes National Park are monitoring the curiously isolated hairstreak butterfly (Satyrium curiosolus), a ...

The great Mormon butterfly is one in every 10,000 butterflies who is half male and half female. Scientists explained this ...

Conservation can be hard work. But not when it comes to helping these little orange and brown beauties ...

The St. Francis Satyrs now number around 1,000 and are found in an area of less than 20 acres. Melissa McGaw Nick Haddad is a tall, quick-to-smile Minnesotan. But lest the easy grin fool you, he is ...

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 ...