a group of least sandpipers calidris minutilla looking for food on the muddy shores of south san francisco bay area, sunnyvale,

039 america animals area bay baylands birds birdwatching bog brown buff calidris california color copy creek delta edge fauna flock food for francisco free group least looking marsh minutilla mire mud muddy nature outdoors park peep pond preserve san sandpiper season shorebird shoreline slough small space states swamp tiny united usa walking water wet wetlands wild wildlife