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  1. Spinosaurus
  2. The sailed-back Dimetrodon sunbathes in a primordial swamp
  3. An Euoplocephalus hits T-Rex's foot with its mace-like tail in self-defense
  4. A Tyrannosaurus wanders a Cretaceous forest
  5. Cretaceous dinosaurs
  6. Giraffatitan and Dicraeosaurus dinosaurs grazing in a prehistoric environment
  7. Cretaceous life, artwork
  8. Deinonychus antirrhopus in a misty forest
  9. A confrontation between a T. Rex and a Spinosaurus dinosaur
  10. A Suchomimus snags a shark from a lush estuary
  11. Ichthyosaur and prey
  12. Spinosaurus dinosaur skull
  13. A baby Tyrannosaurus Rex roars while safely standing between it's mother's legs
  14. Triceratops
  15. A pair of juvenile troodons in the hollow of a tree
  16. Deinonychus
  17. Cute illustration of Tyrannosaurus Rex
  18. Artwork of an Allosaurus dinosaur, Allosaurus sp
  19. Pliosaurus irgisensis attacking a shark
  20. Ojoceratops fowleri, a prehistoric era dinosaur
  21. Tyrannosaurus Rex, a genus of coelurosaurian theropod dinosaur
  22. A silhouetted Triceratops strolling past a setting Sun at the end of a prehistoric day
  23. Stegosaurus pencil drawing with digital color
  24. Triceratops dinosaur skull
  25. The distinctive shape of Stegosaurus stands out against the sunset
  26. A colorful Triceratops wanders a Cretaceous forest
  27. Sauroposeidon graze while feathered Deinonychus look on
  28. Stegosaurus
  29. A giant Meganeura with a 30-inch wingspan witnesses a sunrise
  30. A Rubeosaurus roams a prehistoric environment
  31. An Albertosaurus observes a family of Arrhinoceratops
  32. A herd of Diplodocus dinosaurs feeding on plants
  33. Baryonyx walkeri fishing while a Pelecanimimus observes from the other side
  34. An Archaeopteryx stalks a dragonfly on a rock
  35. A Elasmosaurus platyurus swims freely in prehistoric waters
  36. Titanis walleri, a flightless carnivorous bird from the Pleistocene epoch
  37. A pair of Pycnonemosaurus nevesi running at the time of the attack
  38. Artwork of a Tyrannosaurus rex dinosaur
  39. Nedoceratops dinosaur, artwork
  40. Altispinax dunkeri dinosaurs attack a group of Iguanodon
  41. Two Herrerasaurus dinosaurs chasing a Silesaurus down a stream
  42. Marine predators of the Cretaceous period
  43. A T-Rex plans his attack on a herd of Parasaurolophus dinosaurs
  44. Triceratops
  45. Pachycephalosaurus
  46. A Lambeosaurus rears onto its hind legs in response to a threat
  47. Tyrannosaurus Rex
  48. Brachiosaurus