A video of an octopus changing colors while it sleeps is raising a lot of questions about the mysterious sea creatures. The footage aired in the new PBS documentary titled "Octopus: Making Contact." ...

A photographer came across a rare octopus while walking on a Welsh beach. It was orange in color, and at the time of discovery was buried in sand. Gareth Davies, the photographer, found the stunning ...

Colour change in animals can occur over different timescales and aids communication and camouflage. Direct evidence of the associated energetic costs has been lacking, but now an experimental study of ...

Octopuses have the incredible ability to quickly change and adapt their skin to camouflage themselves in their surroundings - an ability researchers have been working to adapt to synthetic materials.

If forced to choose one descriptor for the octopus, the best word may be "otherworldly." These truly amazing marine animals ...