16 new pix http://flic.kr/p/2sraLTn [Assabet River NWR,Massachusetts,Sudbury,eastern phoebe,wood duck,ducklings,ducks,sky,great blue heron,tufted titmouse,Puffer Pond,Reflections,barbed wire,butterflies,goldfinch,swimming,chipmunk,ripples,warning,monarch,sign,nest]
