That's an interesting point. I'm not sure as I'm not familiar with the bird. After some searching it seems it could be a different apecies in that photo. It see

That's an interesting point. I'm not sure as I'm not familiar with the bird. After some searching it seems it could be a different apecies in that photo. It seems the depictions of the Bachman's warbler show it to have more black on top. I have no idea though.