This was another REALLY neat bird that was brand new for me. So cool!
Bird was also seen through my binoculars.
ID reference: http://www.allaboutbirds.org/guide/browse_tax/40/
Direct link to sound: https://soundcloud.com/christie-mullen/black-and-white-warbler
Breve descripción de lo que observaste
The Black-and-white Warbler (Mniotilta varia) is a species of New World warbler, the only member of its genus, Mniotilta. It breeds in northern and eastern North America from the Northwest Territory and Newfoundland and Labrador, Canada to Florida. This species is migratory, wintering in Florida, Central America and the West Indies down to Peru. This species is a very rare vagrant to western Europe.