Order : Charadriiformes
Family : Laridae
Species : Ring-billed Gull
Geographic range by countries
O.Net ref. : hemi34320
Author :
H. Michel
oiseaux-nature.com
Plumage : immature
date : 2007 Mar
Country :
United States (us)
Region : California
Place : Palo Alto
Lat. : 37° 26' 12'' North
Lng. : 122° 8' 11'' West
Model : Canon EOS 20D
Exposure : 1/1000 s
aperture : 5.6
Focal length : 420 mm
Iso : 100
Flash : no