Why did the giant bone hyoid fish, one of the ten most ferocious freshwater fish in the world, survive?

Today, the editor of Tuliu.com will bring you the giant bone hyoid fish, one of the ten most ferocious freshwater fish in the world, which is on the verge of extinction and has huge economic value. So what kind of fish is giant bone hyoid fish? Why did you survive? Let's take a look at it.

What kind of fish is the giant bone hyoid fish

Giant bony hyoid fish is one of the larger freshwater fish. It has bony teeth on its tongue, so it is called bony hyoid fish and walrus fish. It is a fish that has lived from ancient times to modern times. Experts speculate that this kind of fish may have appeared 100 million years ago, and now it is mainly distributed in the Amazon River Basin. This kind of fish has delicious meat, has no fish bones, and is intensively fished by people. Now the total number of live fish in the wild may be less than 100,000.

Second, why the giant bone hyoid fish survived

1. The living environment is inaccessible

Giant bone hyoid fish live in primitive deep forests, usually preying on small fish, but sometimes also prey on turtles, frogs, snakes, etc., and even the little crocodile can not escape its taste buds. But the weather is very hot, and the speed of the river is very slow, which leads to a great decrease in the oxygen content of the water. At this time, giant hyoid fish can often be seen rising to the surface and breathing air to maintain their vitality.

2. Great strength

During the rainforest dry season, it can drill into the sand of the riverbed to protect itself. wild giant hyoid fish are very powerful, and their tail is its weapon, which can easily knock down an adult man and break bones, causing internal injuries.

3. Rapid childbearing

Giant hyoid fish usually spawn in shallow waters and gather in rivers and lakes when the river water level is low in August. The breeding period lasts from December to March of the following year. Each female can lay a total of 160,000 eggs a year, and the eggs can hatch young fish after four days. At this time, the females will leave on their own, leaving the males to protect the young fish. The tail of the male fish will also gradually turn red at this time.

4. Long life

The little fish will revolve around the head of the male fish after birth. After following the males for three months, with the arrival of the rainy season, the young fish will be separated from the males. Grow to five or six years old and begin to reproduce. Generally speaking, this kind of fish has a life span of more than 20 years.

All right, that's why the giant bone hyoid fish brought by the editor of Tuliu.com survived. So I'll see you next time.