Gretna, Louisiana, 11:15 p.m. A Sanderling, its breast feathers matted with oil, loses its grip on life. (Timmy Vincent/吃瓜黑料) A Sanderling's life spans the hemisphere. You know Sanderlings. Everyone who's ever been to the beach knows Sanderlings, even if they don't know their name. Sanderlings, little birds that dart across the sand, flirting with the restless sea. As adults, these incredibly strong but fragile creatures may travel between the high Arctic islands and the coast of Argentina twice each year, threading stories through the skies, like stitches through time and space. But last week, one Sanderling's story ended on a beach in western Louisiana. Timmy* found it, dying, its breast matted with oil. It had probably suffered for days, slowly getting weaker, until it could no longer move. Timmy picked it up and called ahead for help, but the tiny life flickered out before it could be rescued. Some birds can be helped, but many cannot, and many will die unseen. The toll is...