Heron and Duck in Sudbury

Date Photo was Taken
A great blue heron at Assabet River National Wildlife Refuge in Sudbury, photographed by Dan Trippe.
A great blue heron at Assabet River National Wildlife Refuge in Sudbury, photographed by Dan Trippe.
A great blue heron at Assabet River National Wildlife Refuge in Sudbury, photographed by Dan Trippe.
A great blue heron at Assabet River National Wildlife Refuge in Sudbury, photographed by Dan Trippe.

Dan Trippe photographed a great blue heron and a hybrid mallard x American black duck at Assabet River National Wildlife Refuge in Sudbury.