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Re: Bird nests
> Nesting in trees is not a basal bird adaptation. Many groups of birds
> (ratites, megapodes, sea birds, anseriformes, etc.) nest on the ground, and
> most of these nests are no more "out of the way" than are those of crocs',
> lepidosaurs', or turtles'.
>Also, I didn't mean just, or even primarily, trees. Islands are
>as isolated, so are cliffs. Redwing blackbirds nest in dense stands
>of rushes or cattails, always well out from shore, and *over* water
>(no land underneath at all).
shall we mention penguins, auks, puffins, and other artic and antartic nesting
birds? Some of which are flightless as well as out-of-the-way?