Ring-necked Duck - Male San Francisco, CA, USA

Ring-necked Duck - Male San Francisco, CA, USA

Ring-necked Duck - Male San Francisco, CA, USA

Ring-necked Duck - Male San Francisco, CA, USA

Ring-necked Duck - Male San Francisco, CA, USA

Ring-necked Duck - Female - San Francisco, CA, USA

Ring-necked Duck - Female - San Francisco, CA, USA

Ring-necked Duck - Female - San Francisco, CA, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - AZ, USA

Ring-necked Duck - Los Banos, CA, USA

Ring-necked Duck - Los Banos, CA, USA