*)As most readers with interest for the subject are supposed to be
familiar with relevant evidences, this essay deliberately is not garnished
with numerous references.
Only for the proposal of the pro-avian lineage should be refered the
author's small book, Palm, Svend, (1997) The Origin of Flapping Flight in
Birds. Ballerup. (ISBN 87 - 986364 - 0 - 5). As for the question of
dinosaurs warm-bloodedness is refered to Palm, Svend, (1997) The
Warm-blooded Dinosaurs? Ballerup. (ISBN 87 - 986710 - 0 - 6). Each can be
required by E-mail: palm@post7, tele.dk.