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Due to the large size of the fossil, scientists once thought that the Poseidon dragon bone they discovered was an ancient tree. Poseidonosaurus lived during the Early Cretaceous Period approximately 118-110 million years ago. When the first Poseidonosaurus fossils were discovered in the Unite
Puertasaurus has very few bones, as shown here, but it is one of the largest dinosaurs ever discovered. Puertasaurus had only four vertebrae, but even these fragmentary remains indicate that this dinosaur was one of the largest titanosaurs. The dorsal vertebrae found are
Argentinosaurus is rarely found. This is a model of one of the dinosaur's giant vertebrae (backbones) on display at the Natural History Museum in Los Angeles. Weight: 70 tons Length: 35 meters The titanosaur Argentinosaurus was an
Visitors to Titanosaurus Patago at Britain's Natural History Museum will be able to see the dinosaur's skeleton, the first time it has been put on display in Europe. Weight: 57 tons Length: 37.5 meters Not only was the Patago tita
The largest dinosaur in the world is Titanosaurus. In fact, these prehistoric reptiles were the largest land animals that ever lived. Some dinosaurs could reach gigantic sizes. In fact, the largest are even larger than any land animal alive today! The largest dinosaurs ev
The Cretaceous is a geological period that began 145 million years ago and ended 66 million years ago. This is the last period of the Mesozoic Era. It occurred after the Jurassic and before the Paleogene—the first period of the Cenozoic Era, which is our current era. It
In the late Cretaceous period from 100 million to 65 million years ago, the dinosaur kingdom has entered its twilight period. But just as the end was approaching, many strange groups evolved in the dinosaur family. These new "actors" made the final scene of the dinosaur world extraordinarily
More than 70 years ago, in order to search for the fossils and cultural relics left by the earliest ancient humans, the American Museum of Natural History organized a large "Central Asia Expedition" to go deep into China's Inner Mongolia, Gansu and Xinjiang regions, as well as Mongolia. The l
The small tank-like dinosaur with hard armor on its body is called ankylosaurus. Various ankylosaurs combine to form a unique group in the dinosaur family, called ankylosaurs. Their taxonomic positions are Reptiles, Ornithischia, and Ankylosauria. Ankylosaurs are a relatively recent group in
1. Early ornithopod dinosaurs Compared with the numerous representatives of sauropod dinosaurs in the late Triassic, very few ornithischian dinosaurs were discovered at that time. They are really rare. Skull, mandible and teeth of Heterodontosaurus
Early paleontologists believed that dinosaurs were a class of reptiles of their own, so they were unified into the "order Dinosaurs". Later, as scientists learned more about these animals, they discovered that they actually included two different orders of reptiles, namelySaurischians (common
Recently, a new dinosaur fossil site was discovered in Chuanjie Township, Lufeng County, Yunnan Province, the famous dinosaur hometown in my country. Within the 400 square meters that have been excavated, preliminary statistics of the dinosaur fossils exposed include 1 carnivorous theropod di
One of the two most authoritative scientific magazines in the world, the American "Science" magazine published a scientific research paper by Professor Russell and others, a paleontologist at the University of North Carolina, on April 21 this year, reporting on their latest The heart fossil o
Hanauma Bay on the southern coast of Victoria, Australia is a famous source of dinosaur fossils on the Australian continent, but it is not easy to discover fossils here. Although fossils are often well preserved here, they are buried in hard sandstone, siltstone and mudstone and can only be u
At 20 degrees east longitude on the south side of the Arctic Circle, there is a group of remote islands floating lonely in the east of the Greenland Sea, cowering in the biting cold wind. This is the Spitsbergen Islands that no one pays attention to on weekdays. On August
In the spring of 1985, scientific and technical personnel from the Sichuan Zigong Dinosaur Museum collected a relatively complete Stegosaurus fossil skeleton from Pengtang, Zhongquan Township, a suburb of Zigong City, and numbered it "ZY-1". Zigong dinosaur skin
On May 14, 1992, the staff of the Black Mountain Research Institute in Hill City, western United States, were doing their jobs as usual. Suddenly, a sound of sirens coming from far and near broke the tranquility here. Then, more than 30 FBI officers and more than 20 National Guard personnel b
The Dashanpu Fossil Site is located in the Dashanpu dinosaur fossil site in Zigong City, Sichuan Province, my country. It has attracted worldwide attention for its rich burial and complete preservation. Therefore, some scientists vividly call Dashanpu the "Dinosaur Cemetery". So, how did this