Female butterflies breed despite male shortage. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2023 / 04 / 230417142513.htm. University of Exeter.

To breed or not to breed? Migratory female butterflies face a monsoonal dilemma. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2017 / 10 / 171003111035.htm.

Western monarch butterflies breed west of the Rockies and overwinter at hundreds of sites along the California coast, according to experts.

Female monarch butterflies have no trouble finding a mate – even when a parasite kills most of the males, new research shows. Some females carry a parasite called Spiroplasma that kills all ...

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about one of Earth's fascinating flyers in Michigan.

Monarch butterflies breed in Indiana, making it key to their survival. But in the last decade, their numbers have dipped dangerously low. At least 30 people shot in Indy over holiday weekend. 5 ...

The butterflies breed and produce the year’s first generation of caterpillars in the southeastern U.S.

Feds may list monarch butterflies as threatened under Endangered Species Act. They breed in Idaho, are the state insect & may become extinct.

Pinpointing exactly where painted lady butterflies (Vanessa cardui) overwinter and breed was the last unknown piece of their roughly 15,000-kilometer migration, says Gerard Talavera, an ...

South African butterfly expert Mark Williams shows one of his finds. In the case of butterflies that are nearly extinct, the act of killing the insect may surprise outsiders, but lepidopterists ...

This picture of two rare butterflies getting amorous with one another has given fresh hope for the future of species that was once extinct in Britain. Conservationists who are trying to re ...