We can ID these birds as Barn Swallows as follows:
- Blue-black above and orange below.
- Dark rufous throat and forehead.
- Long tail.
These Barn Swallows are probably migrating from South or Central America to the north.
U.S.-Canada-Costa Rica-Panama-Australia-New Zealand-Fiji-S Africa-Zambia-Zimbabwe-Botswana-Trinidad & Tobago-Mexico-Bahamas-Jamaica-Cayman Islands-Portugal-Italy-Greece-Turkey-Dominican Rep.-Columbia-Guatemala-St Kitts-Guadaloupe-Barbados-Grenada-Aruba-Bonaire-Iceland-United Kingdom-Netherlands-US Virgin Islands-Belize-Honduras