In the United States, perhaps no bug has been counted as often as the butterfly. "There's a lot of passion for them, they're very charismatic," says Collin Edwards, a quantitative ecologist at the ...

The findings revealed that 33% of butterfly species have experienced significant population declines over the past two decades, with 107 out of the 342 species examined losing more than half of ...

WASHINGTON, March 6 (Reuters) - The population of butterflies - the beautiful insects that play a vital role in pollination and the health of ecosystems - has fallen in the United States by more ...