The best dinosaur in the world_Who is the smartest dinosaur?

Dinosaurs are diversified and dominant terrestrial vertebrates that appeared in the Mesozoic Era and dominated the global terrestrial ecosystem for more than 160 million years. If you want to know the best in the world of dinosaurs, be sure to read the introduction below.

1. Ultrasaurus - the tallest and heaviest dinosaur in the world

Ultrasaurus, which lives in Colorado, USA, belongs to the order Sauropods and Sauropods. With its head raised to a height of 17 meters, it is the tallest dinosaur in the world. Weighing 100 tons, it is the heaviest dinosaur in the world. Ultrasaurus lived from 110 million to 100 million years ago, during the Aptian to Albian stages of the Lower Cretaceous period. Its fossil is a humerus and some vertebrae.

2. Seismosaurus—the longest dinosaur in the world

Seismosaurus is the longest dinosaur in the world, which should be more than 40 meters. It means "the lizard that shakes the earth". It is one of the larger herbivorous dinosaurs and lived in the late Jurassic period. It was one of the giant herbivorous dinosaurs. Seismosaurus was originally thought to be a separate genus.

3. Torosaurus—the dinosaur with the largest skull in the world

Torosaurus is a herbivorous dinosaur of the late Cretaceous period. It is a genus of ceratopsian dinosaurs known for its huge skull. It means "giant reptile" in Latin. Torosaurus is the dinosaur with the largest skull in the world. Its 2.7-meter skull is the longest of any known land animal.

4. Acrolophosaurus - the dinosaur with the largest eggs in the world

Acrocanthosaurus, also known as Acrolophosaurus, Polylophosaurus or Akrokensaurus, which means "lizard with high spines", is a genus of carnosaurs in the family Carcharodontidae of the superfamily Allosaurus. It lived in Canada in the Early Cretaceous, approximately 120 million to 108 million years ago. Acrolophosaurus has the largest egg in the world - the egg is 30 centimeters long and 25 centimeters in diameter, about the same size as an ostrich egg.

5. Stegosaurus - the dinosaur with the smallest brain in the world

Stegosaurus is a huge herbivorous dinosaur that lived in the late Jurassic. It had a row of huge bony plates on its back and a dangerous tail with four spikes for defense. Predator attack. Stegosaurus is the dinosaur with the smallest brain in the world. Its brain weighs 70 grams, which is 1/250,000 of its body weight (1/50 of humans).

6. Drumosaurus - the dinosaur with the largest eyes in the world

The word Dromaeosaur means "swift lizard". Dromaeosaurs are a group of small carnivorous dinosaurs or theropods. One of their biggest features is the sickle-shaped claw on the second toe. Dromaeosaurus is the dinosaur with the largest eyes in the world, with an eye diameter of about 8 cm.

7. Ornithomimus—the most bird-like dinosaur in the world

Ornithomimus (genus name: Ornithomimus) means "bird imitator". It is a theropod dinosaur that lived in North America during the Late Cretaceous. Ornithomimus is the most bird-like dinosaur in the world, with a bird-like head. Some scientists believe it had feathers and could fly.

8. Megalodon—the smartest dinosaur in the world

Megalodon was the first dinosaur to be named, but it lived in the Jurassic period. Sawtoothosaurus is a large four-legged animal, about 2.5 meters (8 feet 4 inches) long, with elephant-like legs and walking in a semi-upright posture. It is the smartest dinosaur in the world.

9. Leptognathus—the smallest dinosaur in the world

Lephignathosaurus was a carnivorous dinosaur that lived in the late Jurassic period, and its fossils were found in southern Germany and southern France. Lephignathosaurus has keen eyesight and strong hunting ability. Lephignathosaurus is the smallest dinosaur in the world, only 1 meter long and 2.5 kilograms.

animal tags： Dinosaur Ultrasaurus Seismosaurus Torosaurus Acrolophosaurus Stegosaurus Drumosaurus Ornithomimosaurus Megalodon Leptognathus Jurassic Saurischia