Otters are mammals, carnivores, Mustelidae animals, is a carnivore. Otters have a certain aggression, and their aggression can be very obvious when they hunt. Their ability to hunt is very strong, and they can use many animals as food. However, otters' main diet is fish, crabs, frogs, snakes, waterfowl and other animals, and they are not very interested in humans. Therefore, they generally do not attack humans on their own initiative, and they look dull from the outside. However, they will also attack humans if humans threaten their lives, or if they mistakenly believe that humans are a threat to them.
In addition, sometimes when otters encounter humans at the water's edge, they may drag humans into the water, at which time human life may be threatened. Especially when people can't swim, it will be more dangerous.
As mentioned above, otters are carnivores, so they must be aggressive. Moreover, the aggression of otters is relatively strong, and their ability to hunt is particularly strong. Otters use their very keen vision and their sharp claws when hunting in the water. Otters have sharp toes on their claws, which play an important role in hunting. And the speed of otters is relatively fast, in the attack of enemies and prey can produce a very large force. With such a strong aggression, otters can catch a lot of prey and easily succeed in attacking their enemies. Otters will even attack crocodiles, which are very fierce, and win.