If you are hiking off the coast of northern Washington and exploring tidepools, the last thing you would probably expect to ...

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 ...

The dozen or so species that make up Grimpoteuthis are called Dumbo octopuses because of the two large fins—one on either side of the mantle—that protrude like ears. Add in the octopus’s ...

An curved arrow pointing right. With their eight arms and giant egg-shaped head, octopuses are one of the most alien-looking creatures on the planet. We read Katherine Courage's book "Octopus!" ...

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. Unlike ...

Octopuses have been part of Earth's ecosystem since the Late Jurassic period, around 140 million years ago. Today, they inhabit from coral reefs to ocean depths. Octopuses have a high metabolic ...

Flurry, a 10-pound, giant Pacific octopus, arrived at the zoo in mid-December and can now be seen by the public in her habitat in the zoo's Aquatic & Reptile Center. According to the zoo's ...