Brown-Hooded Gull (Chroicocephalus maculipennis), at the Laguna Nimez Reserve in Calafate, Argentina. These are either juveniles or non-breeding adults.
It’s found widely in South America: Argentina, southeastern Brazil, Chile, Uruguay, and on the Falkland Islands in the South Atlantic Ocean. Maculipennis means ‘spotted wings’ (macula + penna).


Next set from Puyuhuapi, Chile. on March 1 2013.


Photos from 3 February 2013 and 1 March 2013; post last updated on 9 August 2025.
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