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Re: Bird Co-operation in hunting



>Brian Franczak wrote:
>
>>No bird or crocodilian species alive today - the groups that
>>phylogenetically bracket dinosaurs -- hunts cooperatively. Only mammals do.
>>
>>
>>etc etc etc
>
>This is wrong. There is a species of hawk/buzzard which _does_ hunt
>co-operatively, and what's more, it is _adaptive_ behaviour (I need an
>ornithologist to give me a name, here; it lives in Central America area and is
>spreading north). The theory is that this bird has extended it's range to
>include scrubby desert by adopting co-operative hunting techniques; in it's
>"normal" habitat it is a solitary predator. I saw an absolutely extraordinary
>film of half a dozen of these hawks flushing a rabbit out of cover, chasing it
>through cactus thickets and finally capturing and sharing (albeit with a
>squabble) the meal.

        One of David Attenborough's films, that was.

>So we _can_ include the possibility that dinos did the same.
>
>martin
>To: dinosaur@usc.edu
>Subject: Re: DINOSAUR digest 210
>In-reply-to: Your message of "Thu, 20 Feb 97 00:31:10 PST."
>             <199702200831.AAA15572@usc.edu>
>--------

bruce

        "The more television I watch, the more I wonder why I'm not already
supreme ruler of earth."  --Dogbert