Subject: Re: left-billed crossbills
Date: Jan 2 16:58:23 1996
From: Eugene Hunn - hunn at u.washington.edu
I've noticed that gulls and shearwaters almost always circle the pelagic
boats counterclockwise. Do they circle clockwise south of the Equator?
Gene.
On Tue, 2 Jan 1996, Steven G. Herman wrote:
> Alas the poor Ospreys, but Red Crossbills are similarly afflicted. I
> don't know if this is in the Birder's Handbook or not, but it is
> generally well known that the upper mandibles of Red Crossbills below the
> equator cross the lower mandibles to the left, whereas ours cross to
> the right. And vice versa for the lowers. So much for physics, also a vice.
> Steve Herman
>