"WASHINGTON — The Obama administration is refusing to turn over documents related to enforcement of environmental laws at wind farms where dozens of eagles and other protected birds have been killed, House Republicans charged Wednesday."

"Several weeks after a Danish zoo euthanized an 18-month-old giraffe named Marius and fed it to lions in front of visitors, the same wildlife park has killed four more of its animals."

"U.S. authorities expected a 'tapered' re-opening of the Houston Ship Channel, but gave no timeline on Monday of when vessels could start moving again after an oil barge spill shut the waterway for a third day, forcing the nation's second-largest refinery to curb production."

"On March 24, 1989, the tanker Exxon Valdez struck a reef in Prince William Sound, Alaska, spilling 11 million gallons of crude oil into the pristine water. At the time, it was the single biggest spill in U.S. history. In a series of stories, NPR is examining the lasting social and economic impacts of the disaster, as well as the policy, regulation and scientific research that came out of it."

"Sick and confused sea lions convulsing with seizures are being found in increasing numbers along the California coast, suffering from what Stanford University scientists say is a form of epilepsy similar to the kind that attacks humans."

"The Japanese whaling fleet has left the waters of the Antarctic Treaty Zone, ending whaling in the Southern Ocean Whale Sanctuary for this season, according to data from the whale defense organization Sea Shepherd Australia."

"Insects living in wetland grasses along Louisiana's coast oiled in the aftermath of the 2010 BP Deepwater Horizon disaster are still dying, the result of exposure to remaining oil in the marsh almost four years later, Louisiana State University entomologist Linda Hooper-Bui said Wednesday."

"Federal efforts to recover wolf population expose bitter tension between anti-government and environmentalist activists."

"GRAND PORTAGE, Minn. — For moose, this year’s winter-long deep freeze across the Upper Midwest is truly ideal weather. The large, gangly creatures are adapted to deep snow: Their hollow fur insulates them like fiberglass does in a house. And the prolonged cold helps eradicate pests that prey on moose, like ticks and meningeal worm, or brain worm. Yet moose in Minnesota are dying at an alarming rate, and biologists are perplexed as to why."

"OLYMPIA, Wash. -- Nearly 25 years after the Exxon Valdez oil spill off the southern coast of Alaska, sea otters in the most affected parts of Prince William Sound have recovered to their pre-spill numbers, a federal report released on Friday showed."