What are the natural enemies of octopus?

Octopus is the general name of octopus animals of the octopus family, does not belong to fish, there are about 650 species of octopus in the world, the size is very different, is considered to be the highest intelligence in invertebrates, with highly developed pigment-containing cells, can change body color very quickly, let's take a look at what the natural enemies of octopus are!

Sperm whale

Sperm whales feed mainly on large squid, octopus, fish, etc. Male whales also feed on squid, but prefer prey that is usually larger, such as king squid. A 12-meter-long, 200-kilogram king squid was once found in the stomach of a sperm whale. There are sometimes scratched scratches and round sucker marks on the mouth and body of sperm whales. It is speculated that they may be scars left by the tentacles of squid when fighting with such large prey. There have been records of sucker marks up to 11 centimeters in diameter.

Moray eel

Moray eel is widely distributed in eastern Africa, Indian Ocean and northwest Pacific Ocean. It is a carnivorous fish. It swims quickly, lives in sediment or sand bottom sea area with a water depth of 50 to 80 meters, lives in mud caves, and often goes out to look for food in heavy waves and turbid waters. It is more active in the evening and early morning. Like to eat shrimp, crab, fish, octopus and squid and so on.

Shark

Sharks mostly feed on fish and other marine animals, feed on injured marine mammals, fish and carrion, weed out weaker members of the animals, and eat garbage and other wastes left on board. In addition, some sharks also hunt a variety of marine mammals, fish and animals such as turtles and crabs. Some sharks can not eat for months, great white shark is one of them. It is reported that great white sharks only eat once every one or two months.

Hawksbill turtle

Hawksbill turtle is a large and ferocious carnivore in the ocean, which mainly preys on fish, shrimp, crabs and molluscs, but also eats seaweed. It has strong mobility and fast swimming speed. I like to look for food in coral reefs, continental shelves or shallows covered with brown algae.