Is ? Chinese sturgeon is a very famous fish in China, and it is also a very rare species. In terms of classification, Chinese sturgeon is an animal in the class Osteichthyes, that is, a kind of fish, which belongs to Osteichthyes in terms of specific classification. Mammal is a general term for a large group of animals, referring to animals in the class Mammalia. It can be seen that Chinese sturgeon is not a mammal, because they already belong to Osteichthyes, and it is impossible to belong to Mammalia at the same time. In fact, there is no intersection between mammals and fish, and any animal can only belong to one of them, and it is impossible to belong to both at the same time. As a fish,
Chinese sturgeon is quite different from mammals. The two biggest differences are in the respiratory organs and reproductive methods. From the first point of view, Chinese sturgeon and other fish breathe through gills. Unlike mammals, they have lungs and use them to breathe. From the second point of view, Chinese sturgeon is oviparous animals, Chinese sturgeon in the Yangtze River when spawning generally; mammals are different, they are viviparous animals. In addition, there are other subtle differences between Chinese sturgeon and mammals, such as Chinese sturgeon is variable temperature, while mammals are constant temperature. Is
? As mentioned above, Chinese sturgeon is not a mammal, but a fish. According to the specific classification, Chinese sturgeon belongs to Osteichthyes, Acipenseriformes, Acipenser, Acipenser, so they belong to Osteichthyes and sturgeon, which is one of the sturgeons and one of the more precious species of sturgeons. As a fish, Chinese sturgeon conforms to many characteristics of fish, such as gill respiration, oviposition and temperature change mentioned above, which belong to the common characteristics of fish.
