New research at the UO reveals that they have been using one that has existed for 480 million years. The octopus has just ...

Cephalopods may have the oldest sex chromosomes of any animal, according to a new discovery in the octopus genome. That's a ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

The research suggest octopus and other cephalopods, like squid and cuttlefish, all rely on the ancient chromosome to ...

Researchers have identified a sex chromosome in the California two-spot octopus. This chromosome has likely been around for 480 million years, since before octopuses split apart from the nautilus on ...

Discover how researchers identified an octopus' ancient sex chromosomes and why their genetic history is such a mystery.

In humans and many other animals, specific chromosomes determine sex. But how did researchers discover these so-called sex chromosomes? Throughout the many observations that led to this conclusion ...

Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is linked to faster brain aging.

Scientists at University of Oregon discover one of the oldest known animal sex chromosomes in California two-spot octopus.