Tag: data collection

Two weeks ago, eBird logged its 500 millionth observation. Launched by the Cornell Lab of Ornithology in 2002, the online checklist is a handy resource for birders, but how does...

On a Baja California Peninsula beach, sometimes over 1,000 sea turtles a year unexpectedly wash up dead because local fishermen incidentally entangle them offshore. Analyzing these animals’ bones, researchers discovered...