Katherine Chawner Davis:
Female Mallard
Katherine Chawner Davis:
Male Mallard Landing
Katherine Chawner Davis:
Male and Female Mallards on the Merrimac
Katherine Chawner Davis:
Gynandromorph Mallard
Katherine Chawner Davis:
Male Mallard
Katherine Chawner Davis:
What the heck just flew in! You don't look like a Mallard!!!
Katherine Chawner Davis:
Female Mallard landing on a Log