I stumbled across this family of Barn Swallows while taking a walk next to the Chesapeake Bay. They were amazing to watch as the parents made countless trips to find bugs and fill the cheeping, open mouths of their babies.

Shot with a Canon EOS 5D Mark ll
Lens: Canon EF 100-400mm
Focal Length: 400mm
Exposure: 1/3200 sec.
f/6.3
ISO 1250
Post processing done in Photoshop CS6