Endangered

Wyoming Gov. Matt Mead said Wednesday the problem is nationwide and he hopes to build bipartisan support for changes in the federal Endangered Species Act, the primary tool for protecting species on the brink of extinction.

The endangered Wyoming toad, already one of the rarest creatures in North America, is threatened by a disease that has devastated amphibian populations worldwide. Chytridiomycosis is a fungal disease that can decimate populations, and it has a tendency to disproportionately affect unique species like the Wyoming toad...