Are you sure that's not where it's little umbilical cord was? I would dab a little neosporin on it and let it dry out in the 'bator. I've had chicks whom umbilical cords take a while to dry up and fall off, maybe it's cord got pulled off in the 'bator, or maybe it is a cut, hard to tell from...
We just paid $299 to get our truck detailed and it was worth every penny. It took them 8 hours (dreaded dog hair) and they hand washed, steam cleaned, waxed and polished everything, and now it looks (and smells) brand new. Normally, they would have charged $399 but the owner said times were...