"while each arm is capable of acting independently-able to taste, touch and move without direction-the centralised brain is also able to exert top-down control." "An octopus's three hearts have slightly different roles. One heart circulates blood around the body, while the other two pump it past the gills, to pick up oxygen." https://www.nhm.ac.uk/...
然而這樣聰明的牠壽命卻不長久，因此有句玩笑話是這麼說的：要是章魚壽命再長一些，海底恐怕就能建立起屬於章魚的城市。
"An octopus's three hearts have slightly different roles. One heart circulates blood around the body, while the other two pump it past the gills, to pick up oxygen."
https://www.nhm.ac.uk/...