Few animals rearrange basic assumptions about biology as thoroughly as the octopus. It gets by with nine separate brains, ...

Scientists discovered a strange feature in certain octopuses’ ribosomal RNA, molecules that create a 3D scaffold for cellular protein factories. It was found only in shallow-water creatures that have ...

They change shape and color, and squirt ink. But they also will return your gaze, "as if they're scrutinizing you." ...

Octopus arms have an axial nerve cord built in repeating segments, the first case of nervous system segmentation documented in any mollusk.

Octopus ribosomes make remarkably few errors when reading genetic code, potentially protecting their nerve cells from faulty proteins.

Scientists just unleashed an army of 130,000 baby octopuses to fight off a blue crab invasion When fully grown, the octopuses ...

Blue crabs have invaded the Adriatic Sea, wrecking Italy’s ecosystems and fishing economy. To fight the non-native species, ...

The octopus just revealed another one of its secrets: what determines its sex. University of Oregon researchers have identified a sex chromosome in the California two-spot octopus. This chromosome has ...

The underwater cameras got it all: The octopuses emerged from a cluttered bed of empty shells, arms unfurling like ribbons. Then, suddenly, a cloud of debris came spewing out from underneath their ...

A female octopus throws debris that hits a male attempting to mate with her. The material thrown is silt, vigor is high, and thrower’s coloration pattern is dark uniform. Credit: Godfrey-Smith et al., ...

Learn how a photograph of an octopus riding a Risso’s dolphin connects the encounter to southwest England’s largest octopus ...