"A coalition of the oil and gas industry, mining groups and local governments in four states is formally challenging some of the core scientific documents the Interior Department is using to protect greater sage grouse habitat covering millions of acres of public lands across the West."

"A record number of manatees have been tallied in Florida's annual survey of the endangered marine mammals, state wildlife officials said Monday."

"A virulent strain of avian flu that has killed turkeys in the heart of the nation's poultry region has been found through molecular testing to be nearly identical to viruses isolated in migratory ducks."

"Leading experts on the greater sage grouse warned the Obama administration today that it must take stronger, more scientifically sound steps to protect the imperiled bird and avoid the need to place it on the endangered species list."

"More than two million migratory songbirds were indiscriminately slaughtered over Cyprus last year to be served as delicacies in local restaurants, a conservation society said on Monday."

"The endangered Santa Catalina Island fox population has reached 1,700 and may be nearing its capacity for sustainability on the resort destination off the Southern California coast, a conservation biologist said."

"FRANKLIN GROVE, Ill. — For the first time in almost two centuries, wild bison are roaming east of the Mississippi River."

"Of more than 760 plants in Everglades National Park, an exhaustive new 10-year study identifies nearly 60 that are critically imperiled."