Paleontologists from Uppsala University and the University of Oslo have found the 250-million-year-old fossilized ichthyosaur remains in the Vikinghøgda Formation on the Arctic island of Spitsbergen. Reconstruction of the earliest ichthyosaur and the 250-million-year-old ecosystem found on Spitsbergen. Image credit: Esther van Hulsen. Ichthyosaurs are a group of dolphin-shaped marine reptiles that played an important role as apex predators in Mesozoic...
