SAN FRANCISCO — This spring, the dramatic return of a rare, blue iridescent butterfly dazzled onlookers at the San Francisco Botanical Garden in Golden Gate Park. Neighbor John Gale, who visits the ...

Butterfly gardening is a popular pastime in North Texas. In our ardor to provide sustenance, however, we may be serving up a deadly dish unwittingly. The iridescent black-and-blue pipevine swallowtail ...

Tim Wong was first inspired to raise caterpillars in elementary school, when his class raised painted lady butterflies. "I was amazed at the complete metamorphosis from caterpillar to adult," Wong ...

It is a commonly held belief that one person can’t make much of a difference when it comes to helping the environment. But Tim Wong, who single-handedly repopulated a butterfly species by raising ...

Gardening for butterflies has been popular now for several decades. And one native Oklahoma butterfly that is interesting to attract is the pipevine swallowtail. This is a black butterfly with ...

1. Iridescent colour signals are directional but, like diffusely reflected colours, vary within and among species in ways that may be adaptations to specific types of receivers in specific light ...

Napa Valley has a unique plant growing along its waterways, especially along the Napa River. It is Dutchman’s pipevine (Aristolochia californica) and it is native to California. This plant, one of ...

Question: In a May 30, 2008 question regarding the toxicity of certain Aristolochia species to pipevine swallowtail larvae, I had heard the same from at a talk from the curator of the Cockrell ...