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1
Where are two-thirds of an octopus’s neurons located?
In its arms
In its brain
In its head
In its tentacles
21% got this right
Octopuses have a unique nervous system with most neurons in their arms.
2
48 random squares
How many hearts does an octopus have?
3
1
6
9
50% got this right
Octopuses have three hearts: two pump blood to the gills, and one to the rest of the body.
3
What happens to male octopuses after mating?
They can live for a maximum of a few months
They immediately die
They live for several years
They migrate to another location
30% got this right
Male octopuses typically die a few months after mating.
4
Iris reveal
How quickly can octopuses change their skin color and texture?
Under a second
One hour
Several minutes
They cannot change color
52% got this right
Octopuses can change their appearance in less than a second to blend in with their surroundings.
5
12 sequential squares
What do female octopuses do after laying eggs?
They protect them until they hatch
They abandon them
They eat them
They lay more eggs
51% got this right
Female octopuses guard their eggs until they hatch, often not eating during this period, then dies.
6
Zoom reveal
Octopuses have been observed using what as a mobile home?
Coconut shells
Coral reefs
Seashells
Underwater caves
27% got this right
Octopuses have been seen using coconut shells as portable shelters.
7
Where in Australia is Octlantis, the octopus city discovered by scientists?
2% got this right
Scientists discovered an underwater city of octopuses in Jervis Bay and named it Octlantis.
8
12 sequential squares
What defensive trick can an octopus perform when under attack?
Detach an arm
Hide behind rocks
Play dead
Swim very fast
41% got this right
Octopuses can detach an arm to escape predators.
9
What is unique about an octopus’s regrown limb?
It’s as good as new
It’s a different color
It’s inferior to the original
It’s longer than the original
32% got this right
An octopus's regrown limb is just as functional as the original.
10
Iris reveal
Which octopus is known to be deadly due to its venom?
Blue-ringed octopus
Dumbo octopus
Giant Pacific octopus
Mimic octopus
74% got this right
The blue-ringed octopus is highly venomous and can be deadly to humans.
