University of Bristol-led research found that some Heliconius butterflies can live far longer than close relatives and may ...

Some butterflies carry markings on their wings that resemble false heads, complete with spots and tail-like shapes. These ...

It’s been roughly 80 years since the Xerces blue butterfly was last spotted flitting about on pastel wings across coastal California sand dunes. But scientists are still learning about the insect. The ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The first insectile casualty of human activity in the United States was ...

The beautiful Xerces blue butterfly was a distinct species, according to a new study. It hasn't been seen alive since 1943. Reading time 3 minutes Scientists say they’ve confirmed a decades-old ...

A study in Costa Rica has big implications for extinction and conservation.

This is the 93-year-old Xerces blue butterfly specimen that researchers collected tissue samples from for this study. Field Museum The Xerces blue butterfly has the dubious distinction of being the ...

MISSOULA, Mont. — The Missoula Butterfly House and Insectarium joined a network of scientists contributing to nationwide research and publication on insect numbers and climate change. The Butterfly ...

The Xerces blue butterfly was last seen flapping its iridescent periwinkle wings in San Francisco in the early 1940s. It's generally accepted to be extinct, the first American insect species destroyed ...

More than 20,000 votes cast in Butterfly Conservation’s poll of 60 native species to find nation’s favourite for first time ...