The largest fish on earth

The largest fish on the earth is the whale shark, also known as the whale shark, tofu shark, and giant shark. It is a shark in the family Whale Sharkidae and the genus Whale Shark. It is the largest shark and the largest fish on the earth. It is usually 9-12 in length. meters, the largest individual can be 20 meters long and weigh up to 12,500 kilograms. It is the crown of fish and has a mouth up to 1.5 meters wide.

When hearing the name "whale shark" for the first time, most people may wonder whether it is a "whale" or a "shark". It is called a "whale" because of its huge body. It is the largest fish on the seabed; it is called a "whale shark". Shark” because it is a true species of shark.

Whale sharks are mainly distributed in tropical and temperate sea areas. They are found in all sea areas in China in summer and autumn. They feed on plankton, giant algae, krill and small free-swimming animals, such as krill, crab larvae, jellyfish, Sardines, anchovies, mackerel, small tuna, squid, algae, small octopus, crab, fish eggs, etc. Whale sharks have very wide mouths, which can reach more than 1.5 meters, but their teeth do not tear prey. This is their "gentle" side. It relies on inhaling seawater and expelling seawater to obtain the food it needs. Whale sharks, along with basking sharks and megamouth sharks, are the three currently known filter-feeding organisms.

In the ocean, whale sharks do not actively attack humans. They are very sensitive to the surrounding environment and have keen senses of smell, vision and hearing. Every time a whale shark bites something, its old teeth will fall out and new ones will replace them. Therefore, the whale shark's teeth almost always remain sharp and brand new.

According to scientific research, the blood of whale sharks contains an antibody that can resist bacteria, viruses and chemical substances, and their eyes do not suffer from cataracts. These "mysterious" characteristics are very attractive to humans.

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