Sunday, December 12, 2010

Warbler Guy, how did so many kinds of wood-warblers evolve?

Joe (in Kincaid, OR), I'll answer that excellent question more fully soon, but first let me point you to an
excellent related article in a birding blog:


Anonymous said...

When will you post a new article about ww evolution? I'm interested!

Joey D.

Anonymous said...

Thanks for this post! Deangelo