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How birds, the descendants of dinosaurs, escaped the mass extinction event 65 million years ago has always been a question that scientists are eager to answer. A large amount of volcanic ash caused by meteorites impacting the earth and frequent volcanic activities filled the atmosphere, causi
A sauropod from China may have had the longest neck of any known dinosaur. The discovery comes 30 years after the species was first discovered, as scientists try to learn more about how sauropods evolved in what is now East Asia. About 160 million years ago, during the la
According to the Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences: Staphylinidae belongs to the insect class Coleoptera and is currently the most species-rich family on the earth. It is divided into 32 extant subfamilies and 1 extinct subfamily. It has been describe
The ancient spine is located in a new type of pterosaur found in the famous Jehol Biota in the western Liaoning region of my country about 120 million years ago - Ikrandraco avatar gen.et sp.nov. The top of the skull of this new pterosaur is straight, and a strange blade-shaped semicircular b
Some complex behaviors in biological evolution are difficult to observe in fossil evidence. Parental care (referring to the protection and feeding of offspring by parents) is an important adaptive behavior in the evolution of higher life, and it is also the key to the social nature of arthrop
For centuries, humans didn’t know how other animals see the world, or what kind of world they see. New scientific research has revealed amazing differences in animal vision. Here are some of the ways animals see the world.Horses: Can’t see the area between their eyesH
When it comes to drawing the tree of life, the most important difference between humans and sharks is not limbs and fins, or even lungs and gills. All the differences can be boiled down to their bones. Shark bones are made of cartilage. They are called cartilaginous fish. However, like bony f
Insects and plants are the most important components of forest ecosystems. Studying the relationship between insects and plants is particularly important for understanding the maintenance and evolution mechanisms of ecosystems in the context of climate change. Plant leaf fossils contain abundant for
When comparing plants with animals, people usually tend to think that animals are more powerful and intelligent: because plants are rooted in the earth and cannot move freely and will be eaten by animals. But, is this the truth? Can the little guy - the plant - who is considered the weak side
Fish are the oldest vertebrates. They inhabit almost all aquatic environments on Earth - from freshwater lakes and rivers to saltwater seas and oceans. The earliest fish was a round-mouthed, jawless fish that appeared on the earth during the Cambrian period 450 million ye
Since the birth of the first panda, for more than a century, through the joint efforts of Chinese and foreign scholars, discoveries have been made continuously, resulting in a continuous increase in the number of panda family members. It has been passed down for six generations so far.
The bony fishes are the most prosperous group among living vertebrates and are divided into ray-finned fishes and lobe-finned fishes. According to the classification ideas of modern cladistics, the subclass Sarcopterygii includes not only lungfishes and coelacanths that still live in the wate
There are 6 rows of knotted thorns on the tail of the American ray. The healing part of the kissing cartilage is shorter than the separation part. There are more than 40 teeth in both jaws. The front part of the body disc is rhomboid, and it is concave on the rostral side and the posterior an
Recently, the Chinese Academy of Sciences reported a new genus of marine reptiles about 244 million years ago, the long-tailed Red River Dragon. It was discovered in the early Middle Triassic marine strata of Luxi County, Honghe Prefecture, Yunnan Province, my country. It is 47 centimeters in length
Someone has made statistics and found that there are more than 500,000 species of living things on the earth. Living things can be divided into three categories: animals, plants and microorganisms. According to some statistics, there are more than 180,000 kinds of animals and 20,000 kinds of
Peru is located on the southeast coast of the Pacific Ocean, with a coastline of more than 2,200 kilometers. The coast of Peru is a famous fishing ground in the world. In the 1950s, Peru's fishery output reached hundreds of thousands of tons. After 1962, the fishery developed even faster, wit
The Gulf Stream is the largest warm current in the world. It is formed by the convergence of the North Equatorial Current and the South Equatorial Current in the Atlantic Ocean that cross the equator. It originates in the Gulf of Mexico. The Atlantic tropical warm water that is constantly dri
Every August 18th of the lunar calendar, people come to Haining, Zhejiang, to watch the tides in droves. At this time, the shore was crowded with people and thousands of people were moving around. People were anxiously waiting for the arrival of that exciting moment. After a while, I suddenly