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Naumann, Johann Friedrich, Dryocopus martius, Schwarzspecht, 1905

The Biodiversity Heritage Library works collaboratively to make biodiversity literature openly available to the world as part of a global biodiversity community.

Salmon-crested cockatoo -- graphite and watercolor drawing (25) by peacay, via Flickr

Edward Lear Sketches of Parrots Relating to 'Illustrations of the Family of Psittacidae, or Parrots' ca. Salmon-crested cockatoo : graphite and watercolour drawing.

Great Bustard (1862-73)

Great Bustard (1862-73)

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