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 ...

Blanket Octopus female diving. Blanket octopus pairs are some of the undersea world's oddest couples, with the female weighing 40,000 times more than the male.© Sam Robertshaw/Shutterstock.com This ...

When I first saw a picture of the blanket octopus I did a double take. I’d never heard of a blanket octopus before, which is surprising given the internet’s obsession with both large cephalopods and ...

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 ...