With their eight arms and giant ... octopus is even weirder than it looks. A special thanks to NOAA and professor of marine biology at the Alaska Pacific University, David Scheel, for the amazing ...

The giant Pacific octopus grows bigger and lives longer than any other octopus species. The size record is held by a specimen that was 30 feet across and weighed more than 600 pounds. Averages are ...

Octopuses have a large nervous system, with the average octopus having about 500 million neurons or brain cells. That puts it in the same “brain range” as smaller mammals such as dogs.

Blanket octopus pairs are some of the undersea world’s oddest couples. What’s so startling is the size difference: Males are about the size of a walnut—less than an inch long—but some ...

There is footage of similar sneaky behaviour and ingenious problem-solving happening in the wild. For example, a BBC video shows a giant Pacific octopus, Enteroctopus dofleini, poaching crabs from a ...