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Photo Info

Dimensions1633 x 2450
Original file size1.89 MB
Image typeJPEG
Color spaceAdobe RGB (1998)
Date taken10-Dec-13 10:44
Date modified17-Dec-13 19:40
Shooting Conditions

Camera makeCanon
Camera modelCanon EOS 7D
Focal length840 mm
Max lens aperturef/5.7
Exposure1/500 at f/7.1
FlashNot fired, compulsory mode
Exposure bias0 EV
Exposure modeAuto
Exposure prog.Shutter priority
ISO speedISO 100
Metering modeCenter-weighted average
_MG_1529 Begin the Blink

_MG_1529 Begin the Blink

The birds eyes are protected by the nictating membrane that sweeps the eye.

Seen here - It emerges from the right and sweeps to the left to clean and lubricate the eye''s surfae.

Midway position in this photo.

http://en.wikipedia.org/wiki/Nictitating_membrane