Octopuses are clever ocean animals with eight wiggly arms and no bones at all! They can change color in the blink of an eye, squeeze through tiny holes and even solve puzzles. Let's dive into some amazing octopus facts!
🐙 Octopus quick facts
- Animal type
- Mollusk (cephalopod)
- Home
- Oceans all around the world
- Food
- Crabs, shrimp, clams and fish
- Size
- From less than 1 inch to over 16 feet (5 m) across, depending on the kind
- Life span
- About 1 to 5 years
25 Octopus Facts for Kids
- An octopus has eight arms covered in suction cups.
- There are around 300 kinds of octopuses.
- Octopuses have no bones, so they can squeeze through any hole bigger than their beak.
- An octopus has a hard beak, a little like a parrot's, that it uses to eat.
- Octopuses have three hearts!
- An octopus has blue blood.
- Octopuses can change the color and even the bumpy texture of their skin to hide.
- When an octopus is scared, it can squirt a cloud of dark ink and zoom away.
- Octopuses swim by shooting water out of a tube called a siphon, like a little jet.
- Each suction cup can taste and feel what it touches.
- Much of an octopus's brainpower is in its arms, so each arm can explore on its own.
- If an octopus loses an arm, it can grow a new one.
- Octopuses are very smart and can open jars, solve mazes and use tools.
- Some octopuses carry coconut shells to use as a hiding place.
- The giant Pacific octopus is the biggest kind and can be over 16 feet (5 m) across.
- Some octopuses are smaller than your fingernail.
- The blue-ringed octopus is small but very venomous, so people should never touch it.
- The mimic octopus can copy the shapes of other sea animals, like lionfish and sea snakes.
- Octopuses love crabs, shrimp, clams and fish.
- Octopuses usually live alone in dens made of rocks or shells.
- A mother octopus guards her eggs and keeps them clean until they hatch.
- Baby octopuses are called hatchlings, and many are as small as a grain of rice.
- The plural of octopus can be 'octopuses' or 'octopodes' (but not really 'octopi').
- Octopuses have lived in the oceans since long before the dinosaurs.
- Octopuses mostly hunt at night and rest during the day.
Questions kids ask about octopuses
How many hearts does an octopus have?
An octopus has three hearts. Two pump blood through the gills, and one pumps blood to the rest of the body.
Do octopuses have bones?
No. Octopuses have soft bodies with no bones. The only hard part is their beak, which is why they can squeeze through tiny spaces.
Why do octopuses squirt ink?
Ink makes a dark cloud that confuses predators, giving the octopus time to escape.
Are octopuses smart?
Yes! Octopuses are among the smartest animals without a backbone. They can solve puzzles, open jars and remember tricks.
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