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Re: Troodon again



At 09:43 PM 9/22/1997 -0400, you wrote:
>
>
>On Tue, 23 Sep 1997, Dann Pigdon wrote:
>> 
>>      Tool use is not necessarily signs of high intelligence. There
>> are many birds that use tools. I recently saw footage of a
>> wedge-tailed eagle using a stone to crack open an emu egg, and as
>
>Could you tell us how the eagle did this? Thrown, like an Egyptian vulture
>at an ostrich egg; dropped from a great height, or held in the beak and
>hammered.  Was it a rockish stone, or merely a pebblish stone?  

More to the point, perhaps - are you sure it was a Wedge-tailed Eagle?
Another Australian raptor, the Black-breasted Buzzard, is well known for
dropping rocks from the air on Emu eggs.
--
Ronald I. Orenstein                           Phone: (905) 820-7886
International Wildlife Coalition              Fax/Modem: (905) 569-0116
1825 Shady Creek Court                 
Mississauga, Ontario, Canada L5L 3W2          mailto:ornstn@inforamp.net