Center For Biological Diversity
Two environmentalist groups filed suit Tuesday seeking stronger protection for a bird found only in Colorado and Utah, reaching that legal step ahead of state and local government officials who counter the federal government already has gone too far.
Seven conservation groups are planning to sue the U.S. Fish and Wildlife Service for keeping two rare species of desert flowers off the federal list of endangered species.
An obscure, chicken-sized bird best known for its mating dance could help determine whether Democrats or Republicans control the U.S. Senate in November.
Conservation groups say they will go to court to force the Obama administration to do more to save the lesser prairie chicken.
Federal land managers will ban motorcycles on a popular trail system near Colorado Springs to protect the endangered greenback cutthroat trout.
Three conservation groups are petitioning the federal government to list boreal toads in the southern Rocky Mountains, Utah, northeastern Nevada and southern Idaho as threatened or endangered.