Mesmerizing Video Study Reveals How Octopus Arms Are So Flexible | ScienceAlert

A California two-spot octopus extends a sucker-lined arm from its den. In 2015, this was the first octopus species to have its full genetic sequence published. Courtesy of Michael LaBarbera
Octopus. Credit: Michael LaBarbera
By Mike McRae | ScienceAlert January 12, 2021
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Spend a few minutes watching the graceful dance of an octopus on the prowl and you'll quickly appreciate their talent for making their arms flow like a living liquid.

It's one thing to marvel at their flexibility. To really get a grip on their motor skills, researchers from in Massachusetts put ten specimens in their own specially sectioned tanks to film every twitch of their limbs. 

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Animals
Octopus