"Animal rights activists are suing to block what they say is an unprecedented federal plan to capture thousands of wild horses over 10 years in Nevada without the legally required environmental reviews intended to protect the mustangs and U.S. rangeland."

"Honeybees are amazing and adorable, and they suffer when people spray pesticides or mow down wildflowers. We've heard plenty in recent years about collapsing bee colonies."

"Eating alligators will not save Louisiana's wetlands."

"U.S. scientists found neonicotinoid insecticides in about three-quarters of samples from 10 major Great Lakes tributaries."

"The U.S. Supreme Court on Monday agreed hear a bid by timber company Weyerhaeuser Co seeking to limit the federal government’s power to designate private land as protected habitat for endangered species in a case involving a warty amphibian called the dusky gopher frog."

"Eastern cougars that once prowled North America from Michigan to South Carolina were officially declared extinct and removed from the U.S. endangered species list on Monday, eight decades after the last confirmed sighting of the wild feline predator."

"Early on Saturday, amid blowing snow and temperatures at minus 13 Fahrenheit, three caribou were blindfolded, earplugged and bundled into a helicopter on an island in Lake Superior."

"It’s hard to miss a musk ox: It looks like a buffalo decked out in a hairy fur coat. And yet this easy-to-spot giant, which lives on tundras from Siberia to Greenland, is still surprisingly mysterious."

"Transport Canada has lifted the speed limit in the Gulf of St. Lawrence, five months after the restriction was put in place to prevent further right whale deaths."