Fig. 1. Maximum wing positional angle 
max, minimum wing positional
angle min, and total stroke amplitude 
as a function of
air density in normoxic density-reduction trials. Error bars indicate 1 S.D.
(N=5 individuals).
Fig. 1. Maximum wing positional angle max, minimum wing positional
angle min, and total stroke amplitude as a function of
air density in normoxic density-reduction trials. Error bars indicate 1 S.D.
(N=5 individuals).