This cover image released by Knopf shows "The Backyard Bird Chronicles" by Amy Tan. (Knopf via AP)
This combination of cover images shows "The Backyard Bird Chronicles" by Amy Tan, left, and "The Birds that Audubon Missed: Discovery and Desire in the American Wilderness" by Kenn Kaufman. (Knopf via AP, left, and Avid Reader Press via AP)
This cover image released by Avid Reader Press shows "The Birds that Audubon Missed: Discovery and Desire in the American Wilderness" by Kenn Kaufman. (Avid Reader via AP)