On May 14, 12:37 pm, "bumper" wrote:
"RichardFreytag" wrote in message

ups.com...

This article:http://www.thestar.com/Business/article/213475
claims that the tuburcles on the leading edge of whale fins actually
improve efficiency in fluid by lowering stall speed. I expect someone
here might have a good sense if this has any likelihood of working.

I'm not so sure, Richard. I remember about a decade ago there was an
independent double-blind study done on the aerodynamics of humpback whales.
Best they could achieve was an L/D of about 0/1 when dropped from 10,000
feet.

bumper
Minden, NV
ZZ

As I recall pretty much came out about the same as a bowl of petunias.