Monarch butterflies now confront the Trump administration with its first big Endangered Species Act test, as a lively public ...

Public comments on the proposed Endangered Species Act listing for monarch butterflies are open until until March 12.

In encouraging news, the eastern monarch butterfly population nearly doubled in 2025, according to a new report announced in Mexico. The population wintering in central Mexico's forests occupied 4.42 ...

A study, published Thursday in the journal Science, found that 22% of butterflies in the United States disappeared between ...

From jelly nails and stickers to pastel shades and gemstones, these butterfly nail designs will have you running to the salon ...

A Pennsylvania resident who raises monarch butterflies says federal efforts to protect the species could put him out of business. “They don’t think anybody should raise butterflies and make any money ...

The number of monarch butterflies wintering in the mountains west of Mexico City rebounded this year, doubling the area they covered in 2024 despite the stresses of climate change and habitat loss, ...

(AP Video by Armando Solís and Martin Silva Rey). A Monarch butterfly rests near a stream at Piedra Herrada sanctuary in the mountains near Valle de Bravo, Mexico, Jan. 4, 2023. (AP Photo/Marco Ugarte ...

"Losing one out of every five butterflies over 20 years should be a big wake-up call to people ... One of the most striking examples is the monarch butterfly. In December 2024, the U.S. Fish ...