Thanks. I thought it would also show that many "micros" can add up to a "macro" over some time. But well if that isn't convincing I have even more of that stuff
;-D Ever heard of those warblers in Asia?
And here is the corresponding article.
Meant to get back to you on this post (924) but got rather caught up in something else. Those are two very nice articles on ring species. There's some better evidence out there and better presented than I'd realized. Nice research! Bookmarked.