Ted
Don’t know about night calls, but calls in general are quite different for
the Western Coastal “Yellow-billed” vs Gambell’s. There are call note
differences that are marked in Rufous-collared Sparrow in South America too.
Not sure what to make of some of this, although if I would have
Hey, all. This is totally conjectural. And it's based on a small sample
size. But, hey, ya gotta start somewhere.
So...a bit more than a month ago, I posted a link to a "Gambel's"
White-crowned Sparrow (subspecies *gambelii*) flight call I'd uploaded to
eBird/Macaulay, and one person flat-out
