Octopus tetricus, the gloomy or common Sydney octopus.PETER GODFREY-SMITH
Calling octopuses intelligent beings might seem like a stretch. After all, the eight-armed invertebrates count the everyday garden snail among their close evolutionary cousins. But octopuses are experts in camouflage, can deter predators with poisonous bites, engage in play, solve complex problems, and can squeeze themselves into tiny crevices when threatened. Such observations indicate that the octopus is without a doubt smarter than the average snail, but the nature of this intelligence remains unknown. Considering that our branches on the evolutionary tree are separated by more than half a billion years, can the intellect of an octopus bear any comparison to that of a human? City University of New York philosopher Peter Godfrey-Smith has begun a unique collaboration with a team of Australian marine scientists ...
