cartographic historian and author of Sea Monsters on Medieval and Renaissance Maps. Magnus’s map was one of the first geographic representations of Europe, and it came at a time when people ...

These sea monsters grew upwards of 40 feet (12 meters) long. About half that length was neck, a feature that allowed Styxosaurus to sneak up on schools of fish as it slowly cruised the shallow ...

Elasmosaurs make up a family of the plesiosaurs, which represent some of the largest sea creatures of the Cretaceous ... a paleontologist with the National Scientific and Technical Research ...

Photograph by Emory Kristof, National Geographic Image Collection As late ... in the style of any true sea monster, we really don’t know what might be down there. This eerie image by Edo-period ...