[Thread Prev] [Thread Next] [Thread Index] [Date Prev] [Date Next] [Date Index]

Re: help: reptile scale to bird feathers



Michael Sternberg wrote:

>Another plausible reason for the development of deciduous feathers would be
>to remove nitrogenous waste.  Store that nitrogen in something that falls
>out once or twice a year.

That sounds quite interesting and it could help to explain this
evolutionary process without hanging to strictly on darwinistic concepts.
Has anybody more ideas about it??
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
Phone: ++49-711-1211344
Fax:       ++49-711-1211341

Visit our Institute on the Web!
Institute: http://www.geologie.uni-stuttgart.de
Reef Group Stuttgart: http://www.uni-stuttgart.de/UNIuser/igps/reefgroup
German activities for the International Year of the Reef 1997:
http://www.uni-stuttgart.de/UNIuser/igps/IYOR