A comprehensive study of U.S. butterfly populations shows dramatic declines in most species, but Pacific Northwest ecologists ...

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

A new study finds butterfly populations in the US have dropped 22% since 2000 due to pesticides, habitat loss, and climate ...

Butterfly populations in the US are declining due to insecticides and climate change with alarming statistics revealing a ...

The population of the eastern monarch butterflies in Mexico doubled this past winter season, according to a WWF survey.

The scientists attributed the decrease to factors including habitat loss, pesticide use and climate change. Sign up here.

In the US, butterfly populations have dropped by 22% in a decade. A new study shows climate change, habitat loss, and ...

Butterflies are vanishing nationwide due to habitat loss, climate change and use of insecticides, according to a new study, ...

A recent study combining data from more than 76,000 surveys from 35 monitoring programs across the country found butterfly ...

The Butterfly Pavilion was awarded almost $20,000 from the Association of Zoos and Aquariums, which will be used to add ...