What color is octopus blood?
Octopuses have blue blood because the protein transporting oxygen in their blood, hemocyanin, contains copper, instead of iron
Octopuses are known for being very ____________. Why?
Octopus is intelligent / smart / clever because it is good at solving problems and can play.
Why does octopus change color?
Color changes help an octopus to hide and escape from enemies, or show its feelings.
What sense helps octopuses find food and move around?
Sense of touch
How do octopuses move ?
They can jet to move through the water or crawl along the sea bottom or rocks.
What is each arm of the octopus lined with?
There are 240 suckers on each arm that work like little rubber suction cups.
What do octopuses use to protect themselves from predators?
They give off a blob of black ink through its siphon or change color
How do octopuses have babies?
They lay thousands of eggs.
How many hearts does an octopus have?
It has 3 hearts, because they have blue blood. Octopuses have three hearts: one pumps blood around the body; the other two pump blood to the gills.
How many bones does an octopus have?
It has no bones at all.
True or False: Octopuses can grow new arms if they lose one.
TRUE