Traité élémentaire d'erpétologie, ou, D'histoire naturelle des reptiles ... / - Biodiversity Heritage Library

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Camel Skeleton by Otvali

Roughs for the camel skeleton. I colored these but ended up not liking the result so here are the plain pencils!

v 1 - Traité élémentaire et complet d'ornithologie, ou, Histoire naturelle des oiseaux / - Biodiversity Heritage Library

Parrot Skeleton Notecard Halloween Handmade Vintage Image by RTFX on Etsy