Try this:
http://www.newscientist.com/article/dn9417-chameleon-snake-can-turn-white-in-minutes-.html
>>Doesn't really answer Your question, but here's something You may find interesting:
>>
>> Snake Changing Colors
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>>>>I have 2 baby northern waters. I heard if you keep them out of the water more then they will become more red. anyone else hear of this? also, would it depend on their diet or the amount of UV light they have?
>>>>
>>>>thnaks
>>-----
>>Arafura Filesnake
>>
>>Chinese Watersnakes
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Arafura Filesnake


