One year ago, a team of earnest conservationists released a few dozen silvery blue butterflies at the Presidio, hoping they ...

In a promising step for conservation, tiny caterpillars of the rare frosted elfin butterfly have been reintroduced into the ...

Biologists waded through knee-high vegetation in Florida until they reached a spot where purple flowers grew in cone-like ...

Sally Anderson, whose urban garden in Sebastopol is featured on the May 10 Eco-Friendly Garden Tour, is “eclectic and ...