What is the biggest dinosaur?

Tyrannosaurus rex, or Tyrannosaurus rex, lived in the Maastricht period at the end of Cretaceous, about 68.5 million to 65 million years ago. Tyrannosaurus rex is the largest kind of Tyrannosaurus rex. The body length is about 1 1.5- 14.7 meters.

2.triceratops

Fossils were found in the late Cretaceous and late Maastricht strata in North America, about 68 million to 65 million years ago. Triceratops is a medium-sized quadruped dinosaur with a total length of 7-9 meters, a height of 2.4-2.8 meters and a weight of 5.5- 10 ton.

3, long-necked dragon

Long-necked dragon is a reptile that lived in the Middle Triassic, and its length is about 6 meters. The main feature is an extremely long neck, 3 meters long, which is longer than the sum of the body and tail. Although the neck is so long, it has only 12 vertebrae, and each vertebra is quite long.

4. Egg Stealing Dragon

Egg thief, a small theropod dinosaur, lived in the late Cretaceous and was 1.8 to 2.5 meters long. It is about the size of an ostrich, with sharp claws and a long tail. Presumably, it is very athletic and agile. It can keep its balance with its tough tail like a kangaroo and run very fast.

5.Ankylosaurus

Ankylosaurus, meaning "solid lizard", is a genus of Ankylosauridae. There is only one kind of Ankylosaurus. Ankylosaurus fossils were found in the strata of western North America, belonging to the late Cretaceous.

There are two views about its size:

Viewpoint 1: dinosaurs were long, 5 ~ 6.5m long, 1.5m wide and 1.7m high.

Viewpoint 2: Dinosaur body length: 8.5m, dinosaur weight: 6t.