Mark Williams was out with his butterfly net in his favorite South African mountain range when a flutter of gray-blue wings sailed by. They were almost as small and nondescript as the other gray-blue ...

Britain's rarest and biggest blue butterfly species, the Large Blue, has returned to a Gloucestershire site for the first time in 150 years, thanks to a successful reintroduction project led by The ...

The Appalachian tiger swallowtail butterfly is a rare breed: Some 100,000 years ago, two different species mated and their hybrid offspring gave rise to the Appalachian species, researchers have found ...

The threatened Oregon silverspot butterfly in its native coastal habitat on Mount Hebo in Oregon. (Michael Durham/Oregon Zoo) PORTLAND (AP) — Conservationists have successfully bred the extremely rare ...

Researchers have created a hybrid butterfly whose genes and color are blends of two other species. New species typically arise from the branching of one species into two, but in Thursday's issue of ...

A BEAUTIFUL rare butterfly has been bred on Teesside - possibly the first time outside of its native home on the islands of the Indian Ocean. The stunning green and black creature, an ornithopetra ...

A butterfly whose numbers have seen dramatic declines in recent years is breeding in Scotland for the first time in 130 years, experts said. Sign up to our Scotsman Rural News - A weekly of the Hay's ...

A NATURALIST from Bolton has bred a distinctive new butterfly . . . by accident. Two tropical species mated inside Mark Lightowler's greenhouse to produce five butterflies the size of English bats. Mr ...

A rare migrant butterfly from Europe - which is heading north as the climate changes - appears to be trying to establish a breeding colony on England's south coast, conservationists said today. The ...

The leader of the net-toting group is Mark Williams, who has traveled widely, fending off baboons and dodging hippos and snakes, in search of his obsession. ark Williams was out with his butterfly net ...

PORTLAND, Ore. — Conservationists have successfully bred the extremely rare Oregon silverspot butterfly in captivity, a potential breakthrough for saving a species that once was found in coastal ...