[ExI] red rabbit

[spike at rainier66.com]

...> On Behalf Of BillK via extropy-chat
Subject: Re: [ExI] red rabbit

On Mon, 8 Mar 2021 at 23:55, Adrian Tymes via extropy-chat
<extropy-chat at lists.extropy.org> wrote:
>
> Can some rabbits, or some creatures the rabbit interacts with, see in
ultraviolet?  If so, this marking would be visible to them.  The utility
depends on who exactly sees it: warning off predators, welcoming fellow
rabbits to breed with (perhaps denoting it's this specific breed of rabbit
so as to encourage breeding with that rabbit instead of others), and so
on....BillK

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Rattlesnakes see into the infrared.  Perhaps being bioluminescent in the UV
somehow makes them less recognizable in the IR?

spike