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

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 ...

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 ...

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 ...

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 ...

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 ...

Britain has crowned the vibrant Peacock butterfly its favorite in a nationwide poll. This stunning, common species, known for ...

There are plenty of things to buzz about when it comes to the 50 states. From their state flowers to animals, there are many fascinating pieces of fauna that identify and symbolize each state. Also ...

Climate change is an important contributor to insect declines around the world, according to a new study published in the scientific journal PNAS that examined continuous long-term monitoring of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. As the first North ...

Chaos theorists refer to the “butterfly effect” to describe seemingly insignificant events — like the ripple of a butterfly’s wing — that can have unintended consequences. But there might be a more ...