I am Medicine, click "top right" to follow, every day for you to share a different encyclopedia knowledge and stories!
About 210 million years ago, in the late Triassic period, a strange group of animals appeared on Earth, the dinosaurs. They dominated the earth, survived for nearly 150 million years, and finally miraculously became extinct in the late Cretaceous period. Everything we know about dinosaurs today is derived from dinosaur fossils. There are many types of dinosaurs, and their body shape and habits vary greatly. In terms of body size, dinosaurs have docile vegetarians and ferocious carnivores, as well as omnivorous dinosaurs that eat meat and vegetarians.
The most intelligent dinosaur, the Wounded Toothed Dragon
Currently, it is thought that the most intelligent dinosaur was " Dragons. The Toothed Dragon was named for its sharp teeth. In terms of the ratio of body to brain, the brains of Diplodocus are the largest, and their sensory organs are also very developed. It is speculated that the IQ of the wounded tooth dragon is as high as 5.3, and the ostrich's is only 0.7.
Wounded Tooth Dragon
The largest dinosaur, the Earthquake Dragon
Of all the dinosaur fossils found so far, the largest dinosaur was EarthquakeOsaurus. Scientists speculate based on an incomplete fossil skeleton discovered in 1985 that the earthquake dragon was about 42 meters long and weighed about 130 tons. Come to think of it, a big dragon, walking will definitely be "earth-shattering", so people named it Earthquake Dragon.
Earthquake Dragon
The widest dinosaur with the widest body, Ankylosaurus
Ankylosaurus is the widest known dinosaur, they belong to the armored dinosaurs, the body length does not exceed ten meters, the body width can reach five meters, the whole body is covered with heavy armor, like a tank. The tail of the ankylosaurus is straight, with strong and powerful muscles on it, and the bone hammer on the tail can produce huge energy when swung, which is an important self-defense weapon.
Ankylosaurus
The ugliest dinosaur is the Swollen-headed Dragon
The Cretaceous swollen-headed dinosaur is considered the ugliest dinosaur. His skull was covered with a circular, 20-centimeter-thick bone plate, around which the bulge was lined with rows of small tumors and spines around the very smooth mounds. These tumor-like tumours make the protruding part of the head look like it has been shaved.
Swollen-headed dragon
The most powerful dinosaurs are Allosaurus and Tyrannosaurus
According to the exported dinosaur fossils, it is speculated that in the late Jurassic period, the most powerful dinosaur was Allosaurus; in the late Cretaceous Period, the most powerful tyrannosaur was the most powerful. The teeth of both dinosaurs were jagged and sharp like knives; the upper and lower jaws were very powerful and could grow very large; and the toe claws were strong and sharp, and could easily pierce the skin of herbivorous dinosaurs.
Allosaurus
tyrannosaurus
About the author
The medicine of the windmill, the post-90s self-media workers, focus on "encyclopedia knowledge" and "literary stories", and pay attention to my experience of a different wonderful world together!