Can an octopus hear?

Can an octopus hear?

Today there’s proof, at least for the octopus and squid, that they can indeed hear. To register sound, an octopus uses a sac-like structure called a stratocyst. The stratocyst contains a mineralized mass and sensitive hairs that allow detection of sounds of certain frequencies.

Where are octopus ears?

Some have suckers, in addition to spines, on all of their webbed tentacles while others look more like a traditional octopus with the addition of blue or other colored “ears.” Prominent ear-like fins protrude from the mantle just above the almost sightless eyes of the octopus.

Why does an octopus have 9 brains?

Octopuses have 9 brains because, in addition to the central brain, each of 8 arms has a mini-brain that allows it to act independently. Octopuses have blue blood because they have adapted to cold, low oxygen water by using hemocyanin, a copper rich protein.

Do octopus poop out their mouths?

An octopus expels waste through it’s siphon located on the side of its mantle the siphon is also responsible for shooting jets of water to propel itself forward and dispersing ink to protect against predators.

Do octopuses butt?

This creature takes smart to another level, even for an octopus. Octopuses eat with their butts. At least, they have a beak where their butt should be. Maybe that’s why they have to taste with their suckers.

What animal has the grossest poop?

A blue whale can excrete up to 200 litres of poo in one bowel movement.

What is the nastiest animal to eat?

Beef cattle have little or no genetic manipulations, and spend the majority of their lives living on the range, eating grass. They are, however, confined to dirty feedlots and fed copious amount of grain and antibiotics for the last 5-6 months of their lives, and the males are almost all forced to undergo castration.

Are pigs the dirtiest animal?

Contrary to popular belief, pigs are unable to sweat; instead, they wallow in mud to cool down. Their mucky appearance gives pigs an undeserved reputation for slovenliness. In fact, pigs are some of the cleanest animals around, refusing to excrete anywhere near their living or eating areas when given a choice.

What’s the meanest dog in the world?

International Dog Day 2020: 6 most dangerous dog breeds in the…

  • American Pit Bull Terrier. 1/6. American Pit Bulls are one of the most dangerous dogs and have been banned by many countries in the world.
  • Rottweiler. 2/6.
  • German Shepherd. 3/6.
  • American Bulldog. 4/6.
  • Bullmastiff. 5/6.
  • Siberian Husky.