Narrative:

On takeoff roll a flock of birds crossed our path and appeared to clear aircraft. Later in the takeoff roll 2 birds crossed closer to our path. On climb out all engine indications were normal. After landing atl a walk around revealed damage to the fan blades of both engines.

Google
 

Original NASA ASRS Text

Title: BIRD STRIKE DURING TKOF.

Narrative: ON TKOF ROLL A FLOCK OF BIRDS CROSSED OUR PATH AND APPEARED TO CLR ACFT. LATER IN THE TKOF ROLL 2 BIRDS CROSSED CLOSER TO OUR PATH. ON CLBOUT ALL ENG INDICATIONS WERE NORMAL. AFTER LNDG ATL A WALK AROUND REVEALED DAMAGE TO THE FAN BLADES OF BOTH ENGS.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.