A fossil once believed to show the world’s oldest imprint of an octopus – some 300 million years old – is actually another ...

World’s Oldest Octopus: Octopuses are among the most intelligent and mysterious creatures in the ocean. Known for their ...

An artistic reconstruction of the deathbed of Pohlsepia mazonensis, 300 million years ago. (Franz Anthony/Clements et al., ...

Deep-sea creatures often look more like science fiction monsters than marine animals. The glass octopus is one such animal. The Schmidt Ocean Institute captured this footage of the incredibly rare ...

A 300-million-year-old fossil that earned a Guiness World Record in 2015 as the world’s oldest octopus, has now been ...

Scientists have discovered at least four new species of octopus in the deep waters of a 100-square-mile area near Costa Rica, officials from the Schmidt Ocean Institute said on Tuesday. An ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Go diving into the intertidal waters of the Great Barrier ...

The hectocotylus is both a reproductive and sensory organ, Harvard scientists and others have found. Octopuses are some of ...

Scientists found that the male’s hectocotylus, the specialized arm for mating, is lined with receptors that can sense ...