just larger than its beak · All Facts

just larger than its beak
An octopus's only hard part is its beak — so it can squeeze through any opening just larger than its beak.
SrcSmithsonian's National Zoo

Next evidence →76% of midwater animalsIn MBARI surveys, about 76% of midwater animals observed could make their own light (45% of seafloor animals).

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more fish biomass than the rest of the ocean combinedThe ocean twilight zone (200–1,000 m) may hold more fish biomass than the rest of the ocean combined.
2.5 centimeters per yearThe Mid-Atlantic Ridge spreads at about 2.5 centimeters per year — roughly the rate human fingernails grow.
2,240 suckersA female giant Pacific octopus carries about 2,240 suckers; each sucker holds roughly 10,000 chemoreceptor cells.
sleeping uprightSperm whales rest in stereotyped vertical drift-dives, floating nearly motionless just below the surface — possibly sleeping upright.

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