At 10:01 AM 17/09/02 +0100, Michael Lovejoy wrote:
the
spray of feathers on the end of Cryptovolans' tail may well serve the same
function as the diamond-shaped bit on Rhamphorynchus. Not sure what this was
used for, but I'm pretty sure it wasn't for anything terrestrial!
How can you be sure that it didn't serve a display function, either in
addition to or instead of an aerodnamic one?
Also, as all extant birds have a pygostyle NO extant bird has a long tail
with a tuft on the end.
--
Ronald I. Orenstein Phone: (905) 820-7886
International Wildlife Coalition Fax/Modem: (905) 569-0116
1825 Shady Creek Court
Mississauga, Ontario, Canada L5L 3W2 mailto:ornstn@rogers.com