What animal skulls did Georgia O'Keeffe paint?

Georgia O'Keeffe famously painted animal skulls, particularly those of cow skulls. These works often reflect her fascination with the landscapes of the American Southwest, where she lived and found inspiration. The skulls, often depicted in stark contrast against colorful backgrounds, symbolize themes of life, death, and the stark beauty of nature. O'Keeffe's paintings of skulls are iconic and highlight her unique style and perspective.