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Re: Sinosauropteryx tail colors



Quoting "Thomas R. Holtz, Jr." <tholtz@umd.edu>:

http://www.bris.ac.uk/news/2010/6806.html

Intriguing. Is it known why eumelanosomes (the black ones) are sausage-shaped but phaeomelanosomes (yellow to brown) are spherical?

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Nicholas J. Pharris