Why is the eels so slimy?
When you try to catch fish by hand, you always feel that their bodies are very slippery and difficult to grasp. Usually, people think that since fish live in water, …
Why do some ocean glow?
For a long time, stories of glowing oceans have been widely circulated, and Chinese people even refer to this phenomenon as “sea fire.” Do oceans really glow? Some oceans do …
Why is the Red Sea red color?
Most marine fish, especially certain species living in the deep sea at depths of 2000-2500 meters where light is relatively dim, often emit brilliant light. For example, there is a …
How can marine fish glow in a dark place?
Most marine fish, especially certain species living in the deep sea at depths of 2000-2500 meters where light is relatively dim, often emit brilliant light. For example, there is a …
Why does the body of the puffer fish swell?
When fishermen catch a pufferfish, it will make a squeaking sound from its throat as soon as it is placed on the boat, and its belly will quickly swell up. …
The small Tilapia fish ran into the female mother mouth, why wouldn’t they be eaten?
All living beings have the instinct to reproduce, which is an important guarantee for the continuation of their species. For example, tigers and lions, which are well-known fierce carnivores that …
Why are the fish in the northeast region so fat?
People who have been to the Northeast often excitedly praise, “The fish here is really delicious!” Whether fish is tasty or not certainly depends on the chef’s cooking skills, but …
Why are herring, grass carp, silver carp, bighead carp and other fish mixed in one pond?
Black carp, grass carp, silver carp, bighead carp, and crucian carp are the five major fish in freshwater aquaculture in China. They belong to the Cyprinidae family and are widely …
Why do fish migrate?
In winter, we cannot often eat fresh yellow croaker; similarly, in summer, we cannot often eat fresh hairtail fish. This is because it is difficult to catch them during those …
Why are there a lot of fish in some caves?
Not long ago, several animal researchers discovered a spring at the foot of the mountains in the Yudong area of Yixian County, Hebei Province, from which a large number of …