Chris Mattison / Achiote seeds (Bixa orellana) showing the annatto coloring they produce on finger, South America, November.

David Tipling / Hand coloured etching plate (Plate 16) of Ivory-billed woodpecker (Campephilus principalis) The Natural History of Carolina, Florida and the Bahama islands (1731-43) Vol. 1 by Mark Catesby. Criticall...