I don't - but whatever it might have been, it didn't survive the polar
bears, and can be discounted. Sure, there's no risk of sunstroke -
therefore the colouring can only be to help to keep the heat *in*.
Piers
-----Original Message-----
From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx] On Behalf
Of ClassicVW@xxxxxxx
Sent: 02 February 2004 12:42
To: olympus@xxxxxxxxxx
Subject: [OM] Re: Camera Bags
How do you know there was never a predator in the past 10,000 years? I'd
think the white definitely is for camouflage, since there's no worry about
being overheated by the sun.
George S.
piers@xxxxxxxx writes:
> Perhaps this explains why polar bears are white not black - it's
> unlikely to be for camouflage, after all, since there's no predator to
> spot them, and the prey are under the ice, so it must be because they
> keep warmer that way!
> From which we can deduce that there is less heat to be absorbed from
> the sun up there than can be generated from digestion of seals.
>
> Piers
>
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