33 Interesting Octopus Facts


Octopus belongs to the kingdom of Animalia. Octopus is a soft-bodied animal and has 8 limbs. Around 300 species of octopus have been identified. The lifespan of octopus is very short; some live only for 6 months. Octopus are venomous and they are very smart. Lets see some of the most interesting octopus facts.

Octopus
Octopus

33 Interesting Octopus Facts

  1. Octopus are widely considered to be the most intelligent of all invertebrates.
  2. Can you believe Octopus have three hearts and their blood color is blue!
  3. The scientific name of Octopus is Octopoda and they belong to the Octopodidae family.
  4. Their life span in the wild is 1 to 2 years.
  5. Octopus weigh between 3 to 10 kilograms.
  6. Octopus are carnivorous and their primary habitat is the oceans.
  7. Octopus have rounded body with bulging eyes and eight long arms.
  8. Octopus diet includes crabs, shrimps, lobsters; as well as bigger prey such as sharks.
  9. To protect them-self from danger, Octopus camouflage with their surroundings. They change their color to pink, grey, blue, brown or green depending upon the color of their surroundings. They also use color change to communicate with other octopuses.
  10. Octopus live alone in dens. They build these dens themselves by moving the rocks in place with their powerful arms.
  11. Octopus are not considered as endangered species, but they can get endangered. This is because of the destruction of their habitats, reduction of their main foods due to over fishing, marine pollution and eating them as delicacy in some parts of the world.
  12. Octopus skin is embedded with cells that sense light.
  13. Octopuses are considered erotic in Japanese culture.
  14. Octopuses more often walk along the sea floor than swim.
  15. The oldest known Octopus to have lived belongs to the Carboniferous period.
  16. As Octopuses have no bones in their bodies, they can squeeze through the tiniest of cracks, making them very skillful escape artists.
  17. Octopus arms have a mind of their own. Two-third of an octopus neurons live in its arms, not its head.
  18. Mating and parenthood are brief affairs for octopuses, who die shortly.
  19. Most Octopus for human consumption come from north and west Africa.
  20. Some Octopus when get bored or stressed out eat their own arm. This disturbing behavior is known as autophagy.
  21. All Octopus have some amount of venom. Most Octopus don't harm humans, but a bite from a small blue-ringed octopus can paralyze a human adult in minutes.
  22. They squirt ink to deter predators.
  23. Octopuses have excellent sense of touch. Octopuses suckers have receptors that enable them to taste what it is touching.
  24. Studies have shown that Octopuses can learn very easily, including learning by observation of another octopuses.
  25. They can learn to solve problems; as they can easily remove a plug or unscrew a lid to get prey from container.
  26. If all attempt to escape fails, an octopus can lose an arm and re-grow it latter with no permanent damage.
  27. The giant Pacific octopus has nine brain.
  28. Octopuses don't have large brains. Their brain is as large as a bird's brain but they are very intelligent.
  29. Octopuses can lay up to 1,00,000 eggs.
  30. In the right conditions, octopuses can grow up to 30 feet and weigh 600 pounds.
  31. So, far Octopuses have been classified in to 300 different species. Octopuses species are still being discovered.
  32. Octopuses can exist both in warm and cold water.
  33. The amazing mimic octopuses are capable of changing their body shape to mimic other animals.
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