Monarch butterflies tagged with stickers in Chicago garden as they migrate south

Credit: CC0 Public Domain Near the driving range in Chicago’s Lakeview area, a faint but sweet smell floats in the air. One can follow it to a collection of beds where flowers sprout, surrounding a community garden in which vegetables and herbs grow. A hummingbird and a goldfinch fly close to the flowers. And now, … Read more

Store-bought milkweed plants can expose monarch caterpillars to harmful pesticides

Milkweed plants purchased at retail nurseries across the United States were contaminated with pesticides harmful to monarch caterpillars that rely on milkweed. A monarch caterpillar feeds on orange milkweed (Asclepias tuberosa) in Illinois. Credit: Photo by Deborah Seiler, courtesy of University of Nevada, Reno Milkweed plants purchased at retail nurseries across the United States were … Read more

Forecasting the future to help protect monarch butterflies

Credit: CC0 Public Domain The outlook for monarch butterflies isn’t great right now. In fact, the International Union for the Conservation of Nature, or IUCN, just added North America’s monarchs to its list of endangered species. With news like this, it can be easy to overlook the reasons to be hopeful that we can protect … Read more

South Florida’s monarch population is an ‘unusual beast.’ Some butterflies are endangered, but these plan to hang around

Credit: CC0 Public Domain Jackie Minett is a tour guide at Butterfly World in Coconut Creek, Florida, dubbed the “butterfly capital of the world.” She leads children and seniors, some tourists, some Floridians, around the gardens to gawk at butterflies: zebra longwings, emperor butterflies, and the most recognizable of all monarchs. South Florida’s monarch population … Read more

Monarch butterfly populations are thriving in North America

Andy Davis, assistant research scientist at the University of Georgia’s Odum School of Ecology. Credit: UGA For years, scientists have warned that monarch butterflies are dying off in droves because of diminishing winter colonies. But new research from the University of Georgia shows that the summer population of monarchs has remained relatively stable over the … Read more

Light pollution can disorient monarch butterflies

University of Cincinnati researchers found that light pollution can interfere with the internal compass of monarch butterflies. Credit: Michael Miller Besides planting milkweed in the garden, people interested in helping monarch butterflies might want to turn off the porch light. Biologists at the University of Cincinnati say nighttime light pollution can interfere with the navigational … Read more