Every winter, a marvelous spectacle occurs as hundreds of thousands of butterflies travel south across Taiwan in one of the world’s most rare migrations.

Thanks to a sunny spring, the population of a rare butterfly has nearly doubled in the English west country, The Guardian reported. The heath fritillary butterfly, nicknamed the woodman's follower, is ...

Egg hunt reveals record numbers for rare butterflies after hedges grow wild - Boost to brown hairstreak butterfly in south Wales after landowners change hedgerow regime.

Spooky season is in full swing over in Missouri. A biologist recently spotted and photographed a super rare white monarch butterfly in the exact same spot where she previously saw a more common orange ...

Biologists deposited caterpillars of the rare frosted elfin butterfly on its host plant, the sundial lupine, in north Florida. Photo from the Florida Fish and Wildlife Conservation Commission ...

TWIN LAKE, MI — A tiny, rare butterfly has become “the mascot” for ecological efforts in West Michigan. The silvery-winged Karner blue butterfly flitted among native spotted bee balm and butterfly ...

Hershey, Pa -- Hershey, Pa is known for its amusement park and chocolate factory, but its also home to dozens of rare butterflies. The Butterfly Atrium at the Hershey Gardens houses has butterflies ...

Numbers of rare butterfly eggs have skyrocketed in Wales after landowners let their hedgerows grow wild to help the Brown ...