There are more than 120 species of butterflies in western Pennsylvania, and the North American Butterfly Association wants ...

One way we can help pollinators is by planting nectar corridors. These dedicated plantings give our pollinators the food they ...

Four rare species have fluttered into view during my continuing quest to photograph the endangered Mount Charleston blue ...

California is catching the deregulation bug. The state legislature has apparently realized that people need houses too, and ...

It’s summer and the city is buzzing with pollinators—many of which are in decline. The Parks Department and local nonprofits ...

Despite some conservationists’ concerns, UC Davis researchers show that tropical milkweed has minimal impact on California monarch butterflies’ migratory patterns.

Monarch butterflies are quite a sight to see, arriving mid-October and staying in the area through the end of February.

In 2021, the number recorded was 247,000. Butterflies land on branches Nov. 10, 2021, at Monarch Grove Sanctuary in Pacific Grove, Calif. Nic Coury, Associated Press ...

PACIFIC GROVE, Calif. — Newly released data shows that the number of monarch butterflies migrating to California this winter is near-record low. "We were hoping to see the monarchs swarming.

Viability of Monarch Butterfly (Danaus plexippus) (Lepidoptera: Nymphalidae) Pupae during Winter in the South Bay Area of San Francisco, California, USA. The Journal of the Lepidopterists' Society ...

SAN FRANCISCO — The population of western monarch butterflies wintering along the California coast has rebounded for a second year in a row after a precipitous drop in 2020, but the population ...