In a medieval illuminated manuscript, a small image drawn or painted in the margin of the page. Drolleries often depicted fantastic human-animal and animal-animal hybrid creatures and amusing combats between humans and animals such a snails and rabbits. Web resource here. Video here.

Marginal drollery.  Franco-Flemish. Tempera on parchment. Ca. 1260-1270.  J. Paul Getty Museum, Los Angeles.