How many legs does an octopus have? Does it have teeth?

The octopus is also known as the eight-clawed fish, stone dweller, dead cow, and so on. It belongs to the temperate mollusks, and they are mainly distributed in tropical and temperate seas around the world. So how many legs does an octopus have? Does it have teeth? How many hearts does it actually have? Do you know all of this?

1. How many legs does an octopus have?

Everyone knows that an octopus has many legs, but not everyone is sure exactly how many legs it has. In fact, from the octopus's alternative name “eight-clawed fish” we can tell that an octopus has eight legs, but there is also another saying: an octopus should have two arms and six legs.

Each leg of an octopus has many suckers, and its suction power is extremely strong. It can serve both as a tool for catching prey and as an aid when moving; the octopus has superb camouflage skills, and it possesses a whole set of mechanisms including changing posture, skin structure, and color functions to achieve the purpose of hiding itself and protecting itself. At the same time, the octopus is also a food with very high nutritional value, and many people like to eat it. It can very well supplement a kind of protein, minerals, and so on that the body needs, and if eaten regularly it can also help regulate blood pressure. So everyone can eat a little more of it as appropriate.

2. How many hearts does an octopus have?

The octopus belongs to the largest family of the cephalopods. Like other cephalopods, it has three hearts, two of which are responsible for transporting blood through the blood vessels, while the other transports oxygenated blood through the rest of the body.

The average lifespan of an octopus is generally about 3 years, and if its living environment is very comfortable it can also live to about 4 years. A zoology expert once said: the octopus is one of the creatures that have appeared on Earth that are very different from humans. The only similarity between the octopus and humans is that it has a pair of well-developed eyes.

3. Does an octopus have teeth?

An octopus does have teeth. In its mouth there is a pair of jaw pieces similar to a parrot's beak, which can cut food into pieces, and at the bottom is a radula, which can help swallow food.

In our daily lives, do we rarely pay attention to questions like how many legs an octopus has? Does it have teeth? This kind of trivia requires us to pay more attention before we can know the answers.