Re: Earth after people

In message <u6dnp35lh5tp3n5usosab6geus4kqgc064@[EMAIL PROTECTED]
>, Bill Snyder 
<bsnyder@[EMAIL PROTECTED]
> writes
>On Sat, 26 Jan 2008 18:25:01 GMT, "Mike Schilling"
><mscottschilling@[EMAIL PROTECTED]
> wrote:
>
>>Stewart Robert Hinsley wrote:
>>> In message <Xns9A30E3A98EC8Bgenewardsmithsbcglob@[EMAIL PROTECTED]
>,
>>> Gene
>>> Ward Smith <gene@[EMAIL PROTECTED]
> writes
>>>> Steve Hix <sehix@[EMAIL PROTECTED]
> wrote in news:sehix-
>>>> 322FA1.20573825012008@[EMAIL PROTECTED]
>>>>
>>>>> If bigger cats, like tigers, were to set up housekeeping, say in
>>>>> the
>>>>> Pacific Northwest, neither current cat nor bear populations would
>>>>> bother them much, nor would they likely bother the locals, either.
>>>>>
>>>>
>>>> Tigers sometimes attack smaller predators, including bears, but I
>>>> presume out of desperation.
>>>
>>> I came across a television do***entary a few days back, about
>>> grizzlies (in Yellowstone) predating black bears.
>>
>>Is that based on carbon-dating?
>
>Wouldn't you expect the gray ones to be older?
>
According to the program, in Yellowstone the black bears are older, the 
grizzlies being (relatively) recent immigrants from Asia.
-- 
Stewart Robert Hinsley