about 1 year
Since their discovery and subsequent naming almost 200 years ago plesiosaurs have captured the imagination of people around the world with their dramatic appearance and incredible anatomy. An extremely successful group, plesiosaurs ruled the Mesozoic oceans for millions of years, exploring a wide range of habitats and niches. Despite their iconic nature we still lack a solid understanding about many aspects of their lifestyle. At the center of this discussion is the lingering question of what exactly they used their necks for.