What types of sharks are there, and what is the function of their tails?
Sharks are very ferocious marine creatures, mainly distributed in tropical and subtropical ocean regions, and they swim very fast. In some aquariums, some sharks with high ornamental value are kept in captivity by humans, and activities such as swimming with sharks are very popular. Sharks also have high nutritional value, are rich in a large amount of cod liver oil, and can also be used to extract chondroitin and so on. Sharks are also maintainers of the marine ecological balance, standing at the very top of the food chain in the marine ecosystem. Sowhat types of sharks are there? And what is the function of that tail that looks like an eagle's wings?
1. What types of sharks are there?
1. Sand tiger shark
The sand tiger shark, also called the spotted ragged-tooth shark or the slender-tooth sand tiger shark, is a species of shark in the genus Carcharias of the family Odontaspididae, mainly distributed in different places in the Atlantic, Indian and Pacific Oceans.
The sand tiger shark has a very gentle temperament and is not aggressive when it has not been provoked.
Sand tiger sharks generally live in very deep parts of the sea, hiding in caves during the day and only coming out at night to forage, when they are very active. Their main foods include bony fish (including large sea bass), other sharks and fish, squid, crabs and lobsters.
2. Great white shark
The great white shark is a large, aggressive species of shark, found in the tropical and temperate zones of the major oceans. It generally lives in the open ocean, but often enters inland waters.
The great white shark is the only surviving member of the genus Carcharodon, and its numbers are now declining, making it a protected species.
Great white sharks like to eat seals and sea lions, and occasionally also eat dolphins and the carcasses of whales.
3. Whale shark
The whale shark is found in various tropical and temperate sea areas, and is distributed in all sea areas of China in summer and autumn. It is distributed in various tropical and temperate sea areas, and in all sea areas of China in summer and autumn. The whale shark is the largest fish in the world, has a gentle temperament, and its numbers are constantly declining due to hunting by humans.
4. Basking shark
The basking shark, also called the mouse shark, white-bellied shark, big-mouth shark, etc., swims slowly and is a species of shark with commercial uses.
5. Thresher shark
The typical feature of the thresher shark is its very long tail, which accounts for almost half the length of its body. Thresher sharks like to gather and strike the water with their tails, then herd schools of fish together to hunt them in a concentrated way.
Thresher sharks are mainly distributed in the tropical, subtropical and temperate sea areas of the Atlantic and Pacific Oceans.
2. What is the function of a shark's tail?
A shark's tail plays a role in propulsion and maintaining balance when it swims and moves forward. A shark's tail can also serve a self-defense function; if there is an enemy behind it, it can flap its tail to drive the enemy away, directly delivering a slap with very great force, leaving other enemies unable to dodge.
The above is Tuliu.com's introduction to questions such as shark species and the function of the tail, and we hope it is of some help to you.