• BirdForum is the net's largest birding community dedicated to wild birds and birding, and is absolutely FREE!

    Register for an account to take part in lively discussions in the forum, post your pictures in the gallery and more.

Search results

  1. D

    Not an eastern kingbird ?

    The colour in tree swallows is due to iridescence, so whether or not it shows depends on the angle of the light hitting it. If you'd been looking at these swallows with the sun behind you, you would have seen the colour.
Top