The California Academy of Sciences used genetic testing to identify a blue butterfly species similar to the Xerces species that went extinct and disappeared from the San Francisco coastline. Through ...

Our 7 fascinating facts about butterflies explore their ... There are some species, such as the Karner Blue Butterfly, that have an incredibly short lifespan of only 4-5 days.

The Karner blue butterfly is one of many species of butterflies that depend on specific host plants. Because the caterpillars only feed on blue lupine plants, they depend on hatching at the right time ...

If the joy of seeing butterflies seems increasingly rare these days, it isn’t your imagination. From 2000 to 2020, the number of butterflies fell by 22% across the continental United States. That’s 1 ...

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