"We see this difference between the octopus and squid as reflecting an evolutionary timeline and adaptation, where we see transition from neurotransmission in acetylcholine receptors to soluble bitter ...

The vampire squid is a creature straight out of a gothic horror film. It lurks in the deep-sea abyss, cloaked in dark, webbed ...

Researchers from the University of Vienna (Austria), National Institute of Technology—Wakayama College (NITW; Japan), and ...

With its unusual combination of features, the deep sea creature helps explain how other modern species emerged from a common ...

The oldest-known sex chromosome emerged in octopus and squid between 455 million and 248 million years ago — 180 million years earlier than the previous record-holder, scientists have discovered. When ...

Researchers have identified what they consider the oldest octopus ancestor – it lived more than 320 million years ago – and they named it after President Joe Biden. The fossilized remains of the ...