Payout "Name the Bird Contest!" (Episode 48)

How well do you know the most common birds living in the Eastern USA and the East of Canada?

Markings : Chestnut cap; white throat; grey breast.
Habitat : Summer - cattail marshes, swampy thickets, sedgy bogs; migration - weedy fields, gardens, parks with ponds and streams.
Seasons : Spring, summer, fall in North; fall, winter, spring southward.
Range : Breeds in Canada and n. U.S. to Missouri and Delaware; winters from s. Great Lakes and Massachusetts to Florida and Gulf of Mexico.

The answer is the Swamp Sparrow bird.