RE: Reptile-Bird-Dinosaur-Penis Connection

[John Bois <jbois@umd5.umd.edu>]

On Sun, 11 Apr 1999, Jack wrote:

> Your reasoning isn't too bad, some of your info (I believe) isn't quite
> right because some male birds do retain a penis.  These birds include
> ostriches and ducks, among others.  This seems to indicate a relationship
> between flight and the presence or absence of this structure.  

I can verify this relationship since, in my own case, the aerodynamic
drag induced by this structure cut short a very promising track career.