Octopuses might be the closest thing Earth has to aliens: three hearts, blue blood, no bones, and a mini-brain in each of their eight arms. They solve puzzles, open jars, carry coconut shells as armor, and disappear with instant camouflage.
📋 Octopus at a glance
⚡ Superpower
An octopus can change its color AND texture in less than a second to vanish against any background.
🤩 Amazing Octopus facts
An octopus has three hearts and blue blood.
❓ Common questions about octopuss
How big is an octopus?
Giant Pacific: arm span to 16 ft. An octopus has three hearts and blue blood.
Where do octopuss live?
Octopuss live in the wild: oceans worldwide, from reefs to the deep sea. They are wild animals and are never kept as pets.
How long do octopuss live?
Octopuss typically live 1–5 years (most species).
Can you keep an octopus as a pet?
No! Octopuss are wild animals — they belong in the wild (oceans worldwide, from reefs to the deep sea), and keeping one would be unsafe and usually illegal. If you love animals, check out our care guides for real pets your family can have.
🎬 See octopuss in action
Watch kid-friendly videos about octopuss on YouTube.
▶ Watch Octopus videos on YouTube