Occipital condyles interconnected by a bony bar is a rare occurrence. During osteology demonstration of skull bones. one skull was identified which exhibited a bony bar bridging the anteromedial aspects of the occipital condyles. The bony bar was curved. https://www.alarecre.com/Looney-Tunes-Marvin-the-Martian-Big-Head-Galaxy-S23-Waterproof-Case-p116784/