Every morning, at this time of year, a red-winged blackbird greets me as I walk down the street. He’s become a familiar sight and sound, and I watch for the flash of black and red that tells me he’s landed on a branch above my head and is about to speak up.
But how many less flashy birds do I miss while looking for those blackbirds? Chances are, quite a few — just like the scientific community, according to new research published in the journal Proceedings of the Royal Society B.
