A Pennsylvania butterfly farmer says listing the monarch as a threatened species could do more harm than good.

“The iconic monarch butterfly is cherished across North America ... make them “perfectly capable of bouncing back in the summer.” He surmises that plummeting winter populations are due ...

Monarch butterflies are unique in their migration patterns. Eastern monarchs travel between Mexico and the U.S., spending ...

“The iconic monarch butterfly is cherished across North America ... successful breeding in the warmer months make them ...

From 2003 to 2019, amateur butterfly enthusiast Harlan Radcliff spent his lunch breaks observing butterflies on the grounds ...

The study was one of several that assessed the effects of climate change on three species of butterflies whose populations are declining.

Migratory monarch butterflies entered the International Union of Conservation of Nature’s Red ... Support adult monarchs on their long migration journey south by growing nectar-rich flowers that bloom ...

The number of monarch butterflies in California is in sharp decline this year, and biologists say record-high late summer temperatures and drought in the west likely contributed to the dropoff.

Butterfly Pavilion near Denver is partnering with the Government of Mexico to conserve the winter habitats of monarch ...