Through sexual selection, the characteristics of a larger female and smaller male have evolved so dramatically that the male blanket octopuses are considered to be dwarf animals.© Sam ...

In an excerpt from the new book Secrets of the Octopus, an animal lover offers insight into this “strange, beautiful, curious creature.” Heavy webbing between the arms of a female blanket octopus ...

When a blanket octopus swims, it creates a kaleidoscope of colors twirling underwater. It’s a rainbow of beauty as it glides through the sea. It’s gorgeous, and it’s almost never seen by humans in ...