Waldemar Jochelson's dogsledding team, Siberia, Russia 

Barnum Brown with mounted a pteranodon 

Dryptosaurus (Leaping Laelaps) 

Panorama, Mongolia 

Lynyphise Marmorata 

Education Department's circulating diorama of polar bears, mid-20th century; open case view with cover 

Thylacinus cynocephalus, The mammals of Australia 

Solnhofen quarry, frontispiece of Knorr's Recueil de monumens des catastrophes que le globe terrestre a éssuiées 

Saltwater crocodile (Crocodylus porosus) from Schlegel's Abbildungen neuer oder unvollstandig bekannter Amphibien, Tab. 1 

Green swimming crab from d'Orbigny's Dictionnaire universel d'histoire naturelle 

The Gulf Fritillary, Agraulis vanillae, PLATE LV 

Variation in egg color of water birds from Oken's Allgemeine Naturgeschichte für alle Stände 

Celestial maps, Atlas designed to illustrate Burritt's Geography of the heavens 

Male aye-aye and two diagrams of the feet from Owen's Monograph on the aye-aye 

19th century Chinese astrological compass, Bliss Collection of Astronomical Instruments 

Wading birds (including flamingo, egret, scarlet ibis), plate 46 from American Ornithology, Alexander Wilson. 1808-1814. 

American Museum of Natural History, 77th Street Façade 

Peculiar Diamonds of India and Brazil, from A Treatise on Diamonds and Precious Stones by John Mawe, 1823