There are many brightly colored creatures in nature, but for poisonous creatures, bright body color is also a warning color they give to other creatures, which is often accompanied by a signal of fatal danger, such as poison dart frogs , blue-ringed octopus and other highly venomous creatures.

In Anqing, Anhui Province, Mr. Bi bought a pack of frozen octopus at the market and planned to use it for cooking. But after opening the package, he found that one of the octopuses was different in color from other octopuses. It was brown all over. But there are many blue spots, which are very similar to the poisonous blue-ringed octopus. But how could such a poisonous creature be mixed into the frozen octopus?

When Mr. Bi went to the market to ask the vendor, the vendor was confused about the octopus. Maybe the vendor didn’t know the blue-ringed octopus, but he said: If it is a poisonous octopus, during the packaging process, It is impossible for merchants to put it in packaging bags. Mr. Bi didn't dare to keep it, let alone cook it. He was afraid that the children at home would play with it or even eat it by mistake, so he threw it away directly.

Judging from the appearance of this octopus, it should be a leopard-printed blue-ringed octopus. The surface texture of these octopuses is rough, and the body color is gray, beige, dark brown, etc., because of this color It is easy to help the octopus hide in the reef and is not easy to be discovered by natural enemies.

When the blue-ringed octopus does not show a bright blue color, which is somewhat similar to ordinary octopuses, it also means that the blue-ringed octopus is not angry, because when the blue-ringed octopus encounters a threat or attack, the blue color on their bodies The rings will flash, which is also the origin of the name blue-ringed octopuses, because they display up to 60 iridescent blue rings and spots on their body surface and wrists, which are a warning color they send out.

Will eating blue-ringed octopus cause poisoning? The blue-ringed octopus is considered to be one of the most venomous animals known. The salivary glands and ovaries of the blue-ringed octopus contain puffer fish and amines. These toxins do not decompose when heated, and it is difficult to detoxify at high temperatures, so do not Eat, in Japan, there have been many cases of people being poisoned after eating blue-ringed octopus, and some even died.

As for why the blue-ringed octopus appears? This is because blue-ringed octopuses are distributed in Australia, Japan, Southeast Asia and other waters. Some octopus, squid and other packages are imported from these places. In addition, blue-ringed octopus is also a beautiful creature, and more and more people are keeping it. As a kind of pet fish, blue-ringed octopus appears more and more frequently in China, and even enters the market.

For example, in January this year, a highly poisonous blue-ringed octopus was mixed with other octopuses in a hotpot restaurant in Shenzhen. If it was put into the pot, an accident would occur. Fortunately, it was found It was timely; in February, Ms. Huang from Sanya was also suspected of buying blue-ringed octopus when buying squid at a farmer's market. Therefore, people are becoming more and more aware of blue-ringed octopus and their awareness of prevention has also increased.

At the same time, if you keep this kind of octopus, you must pay attention to it. Although the blue-ringed octopus is docile , but they also have bite venom. When the blue-ringed octopus is lifted from the water, it is easily attacked by it. Although the blue-ringed octopus does not actively attack people, if a person steps on it by mistake, the sharp mouth of the blue-ringed octopus can penetrate divers. A wetsuit, plus the venom of a blue-ringed octopus is enough to kill more than 20 people, which shows how severe the toxicity is. The blue-ringed octopus and box jellyfish are recognized as the two most poisonous marine organisms, and there is still no medical antidote. Method.