Complete map of the geological end table (main biological evolution)

The important discovery and historical evolution of the graceful hairtail fish

According to the latest report in the Journal of Vertebrate Paleontology: Xu Guanghui’s research team from the Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences discovered a new articulated fish 240 million years ago in Luoping, Yunnan, my country, named...

The evolution of birds and the origin of feathers

1. Archaeopteryx specimens, gradient, evolution from dragon to bird As more and more feathered dinosaurs and primitive bird fossils are discovered, scientists have found that there are more and more similarities between the two, such as body structure (size, bone healing...

earliest human fossils

We already know that the oldest groups of members of the family Hominidae known so far are basically found in the east of the African continent. But the story doesn't end there. Early human footprints In 1976, a research team led by Mary Leakey discov...

5 Types of Cast Fossils

Paleontologists call the impressions and replicas of paleontological remains left in rock formations or surrounding rocks called cast fossils. They can be divided into five types based on their relationship with the surrounding rocks: impression fossils, impression fossils, and core fossils....

The emergence of backbone and the origin of fish-like animals

Vertebrates are the highest group in the animal kingdom. They form a subphylum of the phylum Chordata in the animal kingdom - the subphylum Vertebrates. Vertebrate skeleton pattern diagram There is a spine in the body of vertebrates, which is connecte...

Discovery and evolution of Hamipteryx

The Xinjiang Hami scientific expedition team led by researcher Wang Xiaolin from the Institute of Vertebrate Paleontology and Paleoanthropology of the Chinese Academy of Sciences and the University of Chinese Academy of Sciences, after more than ten years of continuous field scientific...

Complete map of the geological end table (main biological evolution)

Complete map of the geological end table (main biological evolution)...

The origin of insects (the earliest fliers)

The oldest insect fossil is a wingless springtail insect found in the middle Devonian strata 350 million years ago. The body of this insect has been clearly divided into three parts: head, thorax and abdomen. The emergence of the thorax as the center of movement clearly represents the birth o...