With just a quiver.
Schwab
I R
IR
University of California Davis, Sacramento, CA 95817, USA. irschwab@ucdavis.edu
Pettigrew
J D
JD
D000818:Animals; D005075:Biological Evolution; D001717:Birds / Q000033:anatomy & histology* / Q000502:physiology; D008488:Medical Illustration; D012171:Retinal Vessels / Q000033:anatomy & histology*; D012438:Saccades / Q000502:physiology; D014785:Vision, Ocular / Q000502:physiology