A recent study discovers a new species of shark from the late Cretaceous period with ray-like qualities. Most sharks known today are streamlined predators. Modern sharks occupy marine ecosystems across the world, but there is little difference in their shape. In their new study, Vullo et al. find that this lack of variation is not […]
Vertebrae fossil sheds new light on extinct mega shark
University of Vienna researchers have determined that parts of vertebral column found in northern Spain belong to a long-extinct species of mega shark, the Ptychodontidae.
