Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A. lateral view and B. dorsal view of average AF (red) and WAIR (blue) wingbeats at 0, 25, 50, 75 and 100% of the cycle. Ulna and radius shown relative to a fixed humerus. C–E. mean and standard deviations for each rotational degree of freedom. Time scale 0 to 50% = downstroke, 50–100% = upstroke.
