Article View: sci.bio
Article #2591Re: Are most deer colorblind???
From: Edwin Barkdoll
Date: Mon, 16 Nov 1992 21:28
Date: Mon, 16 Nov 1992 21:28
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In article <1992Nov16.164717.11369@news.unomaha.edu> djclute@cwis.unomaha.edu (Daniel Jonathan Clute) writes: >16 Nov 16:42:51 GMT > > I've often wondered how most deer hunters can get away with >wearing outrageously flashy clothes, such as fluorescent orange jackets, >and not (presumably) have any effect on their tracking down deer. Can't >the deer see them more easily with such gaudy attire? I have assumed >that most vertebrates have color vision; are deer an exception? Deer have cones (Witzel et al 1978, Am J Vet Res) which are ususally considered to be prerequisites for color vision in vertebrates and can discriminate between certain wavelengths (Smith et al 1989, Psychol. Rec. [not a terribly stimulating study tho...]). In particular they were able to discriminate "green" from "yellow" and "orange". Edwin Barkdoll barkdoll@cattell.psych.upenn.edu eb3@world.std.com
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Path: arc1-ca.pugleaf.net!sparky!uunet!stanford.edu!rutgers!netnews.upenn.edu!cattell.psych.upenn.edu!barkdoll From: barkdoll@cattell.psych.upenn.edu (Edwin Barkdoll) Newsgroups: sci.bio Subject: Re: Are most deer colorblind??? Message-ID: <97890@netnews.upenn.edu> Date: 16 Nov 92 21:28:24 GMT References: <1992Nov16.164717.11369@news.unomaha.edu> Sender: news@netnews.upenn.edu Organization: University of Pennsylvania Lines: 19 Nntp-Posting-Host: cattell.psych.upenn.edu