How to tell Wonderpus Joe from Wonderpus Bob

Not Exactly Rocket Science
By Ed Yong
Nov 16, 2008 11:22 PMNov 5, 2019 12:14 AM

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Many naturalists become so familiar with the animals they study that they can recognise individuals within a population using just their shapes and patterns. If that's too difficult, animals can be ringed or tagged. These tricks give scientists the invaluable ability to track the fates of individuals, but try using them on octopuses.

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