I went out try and catch some migrating warblers but I don't think I found any. Below are three birds I am not sure about and would love some pointers. These images where taken 8.20.12 at Cromwell Valley Park in Baltimore County, Maryland.
Fledgling House Wren?

DSC_4250 by BadBirds, on Flickr
Really Not Sure But Flycatcher, I'd Say Least But It Has No Contrast Between Neck And Head

DSC_4368 by BadBirds, on Flickr

DSC_4359 by BadBirds, on Flickr
I Was Thinking Yellow-sided Warbler but there is no evidence of any eye-ring.

DSC_4692 by BadBirds, on Flickr

DSC_4700 by BadBirds, on Flickr

DSC_4701 by BadBirds, on Flickr
Thank you for looking!
Benjamin











