Several Tree Swallows have returned to Swan Harbor in Harford County, MD. I saw this first bird on April 1st, 2006. (no foolin')

The next bird was also at Swan Harbor, on April 15th, 2006.

This one was at Swan Harbor on April 28th, 2006.

I saw many tree swallows at Bombay Hook NWR, DE on April 8th, 2007.

Joyce and I saw several Tree Swallows at Harford Glen on April 20th, 2008.

I saw a few more tree swallows at Harford Glen on April 4th, 2009.

This bird perched on a nest box in the pond at the Susquehanna State Park picnic area on May 9th, 2009.