Researchers looked at the populations of 136 butterfly species for the study Getty A new study by Michigan State University found that butterflies have been decreasing rapidly in the Midwest U.S. The ...

The story on the decline of butterflies in the Midwest is an important story — another marker of declining diversity in the ecosystem ("Butterflies in ‘precipitous decline’ across Midwest," Aug. 6).

Volunteers search for butterflies at the Kalamazoo Nature Center in Michigan. (Karen Douglas, Kalamazoo Nature Center via Courthouse News Service) (CN) — New research from Michigan State University is ...

Taking a walk in the Midwest today is a different experience than it was 30 years ago. That's because butterfly populations there have been in "precipitous decline," with all 136 species examined in a ...

Insecticide use is a major factor causing a decrease in the size and diversity of butterfly populations across the US Midwest, according to a new study. Insecticide use is a major factor causing a ...

EAST LANSING, MI – Insecticide use is the largest factor contributing to a decline in butterfly abundance and species diversity across the Midwest. A scientific study completed at Michigan State ...

It’s been a rough year for the migratory monarch butterfly. The colder spring in the upper Midwest negatively impacted population numbers and the butterfly was classified as endangered by the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. INDIANAPOLIS – Monarch butterflies have ...

A new study by Michigan State University found that butterflies have been decreasing rapidly in the Midwest U.S. The recent study looked at 136 species of butterflies and found that most of the ...