A group of scientists and volunteers released seven tiny Silvery blue butterflies in San Francisco’s Presidio Tuesday in an effort to add a hint of new life to a biodiversity-constrained world. The ...

The karner blue butterfly is a federally endangered ... while as moths they have reddish bodies with black and brown wings surrounded by bands of white and tan. As North America's largest moth ...

A large bright white butterfly with black tips on its ... allotments and fields where they breed. A small bright blue butterfly with black spots on the underside of its wings.