Like the robin, this green winged friend is a sign of springtime in Wyoming. Sheridan's Green Hairstreak is one of the ...

A beautiful white and green butterfly with a marbled hind wing, the island marble once fluttered about in the open grasslands and Garry oak woodlands of Washington's San Juan Islands and Canada's ...

There's more to work than life.

To understand how males perceive different wing colors, the researchers investigated the color sensitivity and activity of photoreceptors in the butterflies’ eyes. They found that green ...