Why did the octopus beat the shark in a fight? -- Because the octopus was well armed.
What do you call 2 octopuses that look exactly the same? -- Identical.
Why did the octopus blush?
He saw the bottom of the ocean.
What do you call an octopus that fights sharks?
An octobrave.
What is a gathering of octopuses called?
Octoposse.
Most people think an octopus has 8 legs.
Actually, they have 6 legs and 2 arms. How can you tell which are the arms?
Hit it on the head. The two that go up to the head when he says "Owwww" are his arms.
How did the octopus go to the war?
Well armed.
How do you make an octopus laugh?
You give it ten tickles.