Quotes from John James Audubon's books, and about them
The Descent of Man on Ornithological Biography: “Now the young males at first entirely resemble the females, and have a greyish-white speculum, which becomes pure white at an earlier age than that at which the adult male acquires his other and more strongly-marked sexual differences: see Audubon, 'Ornithological Biography,' vol.”
South and West on The Birds of America: Chapter epigraph: —JOHN JAMES AUDUBON, The Birds of America, 1830 / “Would that I could represent to you the dangerous nature of the ground, its oozing, spongy, and miry disposition…”