👉 A mosasaurian is a type of dinosaur that lived during the Late Cretaceous period, approximately 68-65 million years ago. They were known for their distinctive long necks and large eyes (known as "mosaics") which they used to hunt small prey such as insects, birds, and reptiles. Mosasaurians are thought to have been herbivores, but some fossils show them eating meat. Mosasaurians had a strong jawbone that
