In the dark depths of the sea, where vision is difficult, meeting a mate becomes a problem. Octopuses, which are highly ...

Discover how the hectocotylus helps male octopuses recognize females and facilitates reproduction in solitary environments.

Scientists have learned how male octopuses’ specialized sperm-depositing arm knows where to go ...

Learn how specialized sensory cells and 500 million neurons help octopuses recognize mates and reproduce through touch alone. In a darkened tank divided by a barrier, a male octopus extends one arm ...

When the scientists paired two male octopuses in the same setup, the males interacted by touching arms, but they never attempted to mate. This suggested that a specific, female-derived chemical cue ...

The hectocotylus is both a reproductive and sensory organ, Harvard scientists and others have found. Octopuses are some of the most mysterious animals living in the sea. In research out today, however ...

To test their ideas, scientists observed California two-spot octopuses in tanks. They placed males and females on opposite ...

Life in the ocean is perilous, and 78% of the captured octopuses were missing at least one arm due to encounters with ...

How do octopuses mate in the dark? A new study shows how the hectocotylus arm uses progesterone receptors to "taste" for a mate.

The specialized arm that male octopuses use for mating is also a sensory organ that can detect the ovarian hormone progesterone, according to new ...

Octopuses are one of the strangest creatures on Earth. They have no bones, making their bodies incredibly soft; they can change color like chameleons; they have three hearts; and their blood is ...

In this study, the authors use microCT to image an intact hatchling octopus and segment major organ systems, including the vascular, respiratory, digestive, and nervous systems. The resulting dataset ...