help: reptile scale to bird feathers

[Manfred Krautter <manfred.krautter@xxxxxxxxxxxxxxxxxxx>]

Dear all,
can anybody give me some hints how reptile scales developed into feathers
and why?? Preparing a lecture, it would be great to get some information
about this subject.
Thanks a lot.
Manfred

Manfred Krautter
Institut fuer Geologie und Palaeontologie der Universitaet Stuttgart
Herdweg 51
D- 70174 Stuttgart, Germany

e-mail: manfred.krautter@po.uni-stuttgart.de
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