The many-armed creatures lead dramatic lives and resolve disputes using color to mark their mood.
In some species of octopus, a chemical made in the eyes that helps them see can also be found in their skin. Yes, really. As if the multi-limbed wonders didn't already have plenty of freaky features!
A rogue group of cantankerous cephalopods in Jarvis Bay seems to have taken up arms against each other.
Researchers have assembled and published the first genome of a cephalopod, the group that includes octopuses, squid and cuttlefish.
Sex between animals with multiple arms and suckers is perhaps as intense, and romantic, as it gets in the animal kingdom.
The super-cute pink octopus might join the list of species named for their looks.
Skin is the biggest and heaviest organ, and for these 10 animals, it holds super powers beyond the norm.
Skin can sometimes see, as new research on an octopus shows.
+ Load More