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Article #1458

Re: Blue Sky

#1458
From: Kenneth Tolman
Date: Fri, 24 Jul 1992 23:28
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>George did that routine before blue-corn became popular enough to 
>show up as corn flakes as well as tortillas, or squid-ink pasta made 
>it into american grocery stores.  Interesting that there are blue birds 
>and flowers but not blue animals; where is a biologist when we need one! 

  A blue animal would stand out too vividly and be a target in most areas.
The birds- having few predators- have again and again picked up on sexual
selection and run wild with it.  Thus the birds end up with fantastic and
useless (except to attract mates) plumages.  Flowers, again, want to attract
for sexual reasons, but bees mainly see in different wavelengths than we
humans- flowers would be even more spectacular if we could see as a bee.
However, I would bet money there are blue animals besides those in the
ocean, such as some snails, some lizards, and some amphibeans.
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Message-ID: <1992Jul24.172813.21501@hellgate.utah.edu>
Path: arc1-ca.pugleaf.net!sparky!uunet!caen!hellgate.utah.edu!asylum.cs.utah.edu!tolman
References: <1099@kepler1.rentec.com> <BrrMJB.Brv@acsu.buffalo.edu> <1992Jul22.145723.24741@galois.mit.edu> <9930@sun13.scri.fsu.edu>

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Newsgroups: sci.physics
Path: arc1-ca.pugleaf.net!sparky!uunet!caen!hellgate.utah.edu!asylum.cs.utah.edu!tolman
From: tolman%asylum.cs.utah.edu@cs.utah.edu (Kenneth Tolman)
Subject: Re: Blue Sky
Date: 24 Jul 92 17:28:12 MDT
Message-ID: <1992Jul24.172813.21501@hellgate.utah.edu>
Organization: University of Utah, CompSci Dept
References: <1099@kepler1.rentec.com> <BrrMJB.Brv@acsu.buffalo.edu> <1992Jul22.145723.24741@galois.mit.edu> <9930@sun13.scri.fsu.edu>
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