The quadrupeds of North America New York, V.G. Audubon, 1851-54, rodent, rat, North America, mammals, black rat, John James Audubon, Muridae, Africa animal, Rattus rattus, Murinae, Australia animal, Duke University Libraries, Rattus rattus, Asia animal, North America animal, Europe animal, South America animal, A detailed illustration features a group of four brown rats gathered in a nest made of straw. Among them, one distinctive black rat stands prominently, engaging with the others as they surround some pale, unbroken eggs nestled in their midst. The setting suggests a cozy, natural environment, possibly within a barn or a similar rustic scene. The composition highlights the relationship between the rats and their environment, showcasing their distinct sizes and colors while emphasizing the theme of nurturing and care within their community. The background hints at a wooden structure, contributing to the overall earthy aesthetic of the scene.