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Re: Mammalian success and egg predation,
From: Andrew Howey <email@example.com>
> For that matter, why haven't all the small songbirds, who's nests
> are parasitized by cuckoos, been driven into extinction. ...
I recently read an article about this very issue. (I wish I could
It seems there is an odd co-evolutionary dance between cuckoos and their
hosts. The cuckoos continually evolve better trickery, and the host
continually evolve to counteract that. There may also be a certain
amount of host switching - to host that are less disciminating.
(Which of course relieves selection on the original primary host,
so it can lose its discrimination again - around and around in circles).
The peace of God be with you.