white-crowned sparrow

A white-crowned sparrow from Washington state sounds very different from its Californian cousins.

The white-crowned sparrow, which has distinctive white and black head stripes, is found across much of the US and Canada, where its songs have been widely studied.

“������ they’ll do, because they are curious, is to pop up for a second. Even the white-crowned sparrow, which we don’t have during the summer, for a sparrow they are quite colorful.”

She hears a chirp and immediately identifies it as a white-crowned sparrow.

In Washington, some of the birds most at risk in a 3 degrees Celsius warming include the rufous hummingbird, the white-crowned sparrow and the Swainson’s thrush.