[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: More on Argentavis
I'm not sure, but small bats don't seem to do it;
Pollinating bats do it. While they can't rotate the wing as a whole at the
shoulder joint the way a hummingbird does, they can, like us, twist
(supinate) the forearm, rotating most of the wing.