The dodo and its close relative, the Rodrigues Solitaire (Pezophaps solitaria), are two of the most recognized symbols of human-caused extinction. “Extensive research on the dodo has yielded insights and ongoing debate over various aspects of its biology.” “Notably, this depiction was never applied to the dodo’s closest relative, the Rodrigues Solitaire, which became extinct around c. 1761,” they added. At the same time, the dodo’s olfactory bulbs appeared enlarged compared with other pigeons, suggesting an unusually sharp sense of smell. The sensory world of the Dodo and Solitaire revealed by endocast and skull anatomy.