The U.S. Fish and Wildlife Service is moving to list the monarch butterfly, which can be found throughout Arizona, as a threatened species under the Endangered Species Act. Experts say the proposal ...

Phoenix is home to 74 monarch butterfly "waystations," pollinator gardens that are planted and maintained to support the imperiled insect. One of the city's gardens is next to the downtown crime lab, ...

We know about migrating species of butterflies, but they don't all fly south for the winter. Several overwinter in their home habitat and could use your help.

Thereus lomalarga© "Thereus lomalarga" by Kai Squires is licensed under BY 4.0. In December of 2025, a Natural History Museum discovery write-up reported that researchers finally untangled a ...