Fresh

The life span of fish varies greatly, ranging from one year old to more than a hundred years. There are mostly legends about long-lived fish, but there is no re···...

鱼类有一种特殊的本领，如果把它们从河里的某处转移到上游或下游的另一江段，人们会发现它们一定会游返原来的地方，这种本领称之为返还性能。据科学家研究发现，鱼类的返还···...

Fish and molluscs living in the water will respond behaviorally to changes in the water environment. Therefore, it is used by environmental experts as a "n···...

Located in the lower reaches of the Lampang River in Simao County, Yunnan, there is a natural stone pond in the middle of the river. It is a gray-blue boulder e···...

During the breeding season, lampreys flock from their respective habitats to the middle and upstream sections of the river. The males choose shallow, fast-flowi···...

Each type of fish has its own style of reproduction. Some fish have a persistent ability to protect their young in order to protect their offspring from externa···...

In Tengchong, Yunnan, there is a beautiful and mysterious Binlang River. Both sides of the bank are endless primitive jungles. A strange fish lives in the river···...

There is a kind of catfish in the coastal areas of southern my country, which specializes in trapping rats on the shore. This catfish rests during the day and f···...

In feudal society, Qinyu tea and bamboo shoots, the precious local products of Jingxian County, Anhui Province, were famous as tributes during the Qingming Fest···...

The Lushan stone fish from Jiujiang, Jiangxi, the spring fish from Yangxin, Hubei, and the wheat fish from Dongzhi, Anhui have been the treasures of the tribute···...

Dongpo cuttlefish is the most famous and precious fish in Leshan, Sichuan. Since ancient times, it has been said that "the Jiayu (Dongpo cuttlefish) in Jiazhou ···...

Fish rely on their gills to breathe oxygen dissolved in the water, so they cannot live without water and will die quickly once they leave the water. Species wit···...

For fish, amphibians, reptiles and other animals, in winter, when the temperature drops below the living temperature that they can adapt to, they will hide in c···...

There is an indissoluble bond between catfish and river clams. They depend on each other and use each other. The giant catfish is a small fish with relatively w···...

The shape of the flounder is different from other fish in that its eyes are on one side. I usually live my life lying on my side. The upward side has eyes and c···...

The stickleback fish has the same habit of protecting its young as the snakehead fish. The difference is that the male fish is responsible for the tasks of nest···...

Snakehead is a carnivorous and ferocious fish. Like the snakehead, it feeds on fish, shrimp, etc. But its hunting method is different from that of the anchovy, ···...

Betta fish are small freshwater fish, generally nearly 60-70 mm in length. It is famous for its colorful body and ferocious aggressiveness. Males of many fish s···...

Climbing perch is commonly known as mountain crucian carp and flying crucian carp. The body shape is slightly similar to tilapia, but smaller, only 100 mm long.···...

In my country's coastal high tide zone or brackish estuary tidal flats, there lives a small fish with a body length of only tens of millimeters. It has a large ···...