Mosasaurus hoffmanni swimming in prehistoric waters Giraffatitan and Dicraeosaurus dinosaurs grazing in a prehistoric environment Ludodactylus sibbicki, a pterosaur from the Lower Cretaceous Period Illustration of a Mosasaurus from the Cretaceous period Triceratops prorsus, a prehistoric era dinosaur A mother Zhuchengtyrannus magnus with her offspring Ceratops montanus, a prehistoric era dinosaur Achelousaurus horneri, a prehistoric era dinosaur Spinosaurus aegyptiacus, a prehistoric era dinosaur Illustration of a Nikkasaurus tatarinovi A Large Male Brontotherium Is Looking For His Herd Rapetosaurus krausei, a prehistoric era dinosaur A Elasmosaurus platyurus swims freely in prehistoric waters Gojirasaurus dinosaur Alectrosaurus olseni, a prehistoric dinosaur Dimetrodon limbatus, a prehistoric animal A Large Spinosaurus Lets Out A Loud Roar To Claim Its Territory Two Geosternbergia pterosaurs fighting over small fish Ornithosuchus Reptiles Grazing Prehistoric Wetlands Tarascosaurus salluvicus, a prehistoric era dinosaur A Territorial Dispute Between A Pair Of Tyrannotitan Male Dinosaurs Utahraptor Jumps On The Back Of A Gastonia Armored Dinosaur Pachyrhinosaurus Dinosaur Stays Alert For Approaching Danger A group of Balaur bondoc in a prehistoric environment Ojoceratops fowleri, a prehistoric era dinosaur Cotylorhynchus bransoni, a prehistoric animal from the Paleozoic Era Aucasaurus garridoi, a prehistoric era dinosaur Edaphosaurus pogonias, a prehistoric animal from the Paleozoic Era Triceratops Running Away From A T-Rex Chasing After It A Large Tylosaurus Aquatic Reptile Searches The Cretaceous Waters For Food Eurhinosaurus longirostris swimming in prehistoric waters A Velociraptor Screams Loudly While Perched On Top Of A Rock Formation Saurophaganax maximus, a prehistoric era dinosaur Agujaceratops mariscalensis, a prehistoric era dinosaur Titanis walleri, a flightless carnivorous bird from the Pleistocene epoch A Prehistoric Whale, Georgiacetus Vogtlensis, Catching Fish Astrapotherium Magnum Grazing Prehistoric Wetlands Dicynodon trautscholdi, a prehistoric animal from the Paleozoic Era Confrontation between two prehistoric Archosaurus rossicus A Carcharodontosaurus invades the territory of two Spinosaurus dinosaurs Small Yinlong Dinosaurs Collects Insects Near A Skeleton Carcass Skorpiovenator bustingorryi, a prehistoric era dinosaur Torosaurus latus, a prehistoric era dinosaur Two prehistoric Platyoposaurus stuckenbergi swim ashore A group of Tapuiasaurus macedoi dinosaurs An Edmarka rex finds out that his nest has died due to flooding of the forest Abelisaurus comahuensis, a prehistoric era dinosaur A Woolly Rhinoceros Standing In The Snow Page 2