Why aren't rabbits green?

Mikko J Kolkkala mkolkkal at cc.Helsinki.FI
Sat Dec 21 13:00:48 EST 1996


Grace K Hsu (ghsu at ic.sunysb.edu) wrote:
: > 
: > Given the fact that rabbits are rather defenceless prey animals that
: > spend almost all of their life outside the warren eating against a
: > green background, why haven't they evolved to be green?

Partial explanation could be the poor ability of mammalian predators to see
colours - grass is not green for them! 

On the other hand some avian predators have excellent colour vision, so
green fur _could_ be useful for rabbits.


--
 (:  Mikko Kolkkala                   :) (:  Department of Biosciences, :)
 :)  email: mkolkkal at helsinki.fi      (: :)  Division of Genetics       (:
 (:  tel +358-9-70859115              :) (:  P.O. box 56, FIN-00014     :) 
 :)  http://www.helsinki.fi/~mkolkkal (: :)  University of Helsinki     (:
 			



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