How many hearts does an octopus have?
An octopus has three hearts: two pump blood through the gills and one pumps it to the rest of the body.
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- How do clownfish help anemones?
“Clownfish and anemones help each other in a mutualistic relationship.”
Reference: Smithsonian Ocean
More from this shelf
Why don't clownfish get stung by anemones?
Clownfish are protected from anemone stings by a special mucus coating.
Can an octopus's arms think for themselves?
About two-thirds of an octopus's neurons are in its arms, so each arm can sense and react somewhat independently of the brain.