PBS has released a fascinating video clip from an upcoming documentary which shows an octopus changing color multiple times in its sleep. The sequence features in Octopus: Making Contact, which will ...

Intriguing and incredibly unique, octopuses are cephalopods with three hearts that pump blue blood throughout their eight arms. These intelligent sea creatures have multiple brains — nine, to be exact ...

I think Inky should be praised for simply leaving the laboratory. Other octopi might have disassembled the entire lab. Because if there’s one thing octopi are better at than escaping, it’s causing ...

Source: National Marine Sanctuaries, via Wikimedia Commons. Public domain. In a new study, researchers from the University of Queensland used advanced magnetic resonance imaging (MRI) scans to ...