CHICAGO — An expert has confirmed what backyard gardeners and amateur naturalists have been saying for weeks: There are fewer monarch butterflies in Illinois this summer. At the national Monarch Larva ...

(Beyond Pesticides, April 23, 2020) Pesticide spray drift from adjacent farmlands expose butterfly larvae to lethal pesticide concentrations, according to research published in Environmental ...

Besides milkweed, monarchs need access to lots of nectar plants to build up their body fat for the long trip south. The International Union for Conservation of Nature (IUCN) last week added the ...

Every Monday in August, Heidi Emmons is leading a group of citizen scientists into fields containing milkweed to count monarch caterpillars and eggs. The goal is to learn more about how monarch ...