The algae octopus (Abdopus aculeatus), also called the prickly octopus, lives in the Indo-West Pacific. Despite its modest size — its mantle (main body) is only 3 inches long with arms stretching up to 10 inches — this octopus is incredibly intelligent ...

With their incredible intelligence, shape-shifting abilities, and strange anatomy, octopuses often seem almost otherworldly. But their origins are firmly rooted in Earth’s evolutionary history.

We named him Squirt – not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked. Squirt had a notoriously accurate aim. As a comparative ...

Octopus cyanea found in the both Indian and Pacific ocean. It grows to 16 cm in mantle length with arms to atleast 80 cm.© Amirkhans world/Shutterstock.com If forced to choose one descriptor for the octopus, the best word may be “otherworldly.”

On August 14, a writer for Geek.com, Meredith Placko, posted a story with this headline: “Scientists Declare That Octopuses Are Basically Aliens.” If you have a Facebook account, you certainly saw this headline in your news feed. And if you bothered to ...