about 15 million years ago

The plumage reconstructed from subfossil remains indicates a general grayish or brownish scheme with greatly reduced

Unlike many other herbivorous dinosaurs

ya que proporcionan información sobre la evolución y la historia de la vida en la Tierra

specifically in the Upper Cretaceous

Dilophosaurus Plesiosaurus about 15 million years agoDilophosaurus (D. wetherilli, "Two crested lizard") is a genus of coelophysid theropod dinosaur that lived during the Sinemurian and Pliensbachian Age of the Early Jurassic, approximately 193 to 183 million years ago. The Dilophosaurus was a medium sized bipedal predator, with a length of about 6 7 meters in length and a weight of around 400 kilograms, and the findings suggest that it could hunt in groups. Dilophosaurus had a distinctive skull with