One in a series of mysterious mass bird deaths in the past month was the product of a USDA avicide program, which began as operation Bye Bye Blackbird in the 1960s.
It's not unheard of that birds fall from the sky or fish die off en masse – but all at once around the world? Hard cold snaps are emerging as a likely cause of some of the bird deaths and fish die-offs.
Google and other partners have agreed to invest in a wind power project off the mid-Atlantic coast. Environmental groups are urging research on the project's potential impact on wildlife.
Gulf oil spill: By opening the floodgates on the Mississippi River leg that runs through New Orleans the rushing water could block the oil slick from harming the delta wetlands further.
Lambasting BP and the Coast Guard as unresponsive, Louisiana Gov. Bobby Jindal wants to build a wall of sand to prevent the BP oil spill from coming ashore. It's not clear whether he has the authority to adopt such a plan or whether it would even work.
The oil spill puts Louisiana's brown pelican at particular risk because it dives beneath the water's surface to forage.
The big cats need plenty of space, which can put them in conflict with expanding development in the state.
Audubon's new butterfly guide, a PBS documentary on rock icon Neil Young, Allen Toussaint's first solo album in 10 years, and more.
The complex phonics of automobiles speaks to the bird-watcher in him.