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

For an octopus, exploring the ocean floor with eight highly sensitive arms is a constant game of roulette. These limbs are ...

The hectocotylus is both a reproductive organ and a sensory organ, a rare combination in animals, new research suggests ...

The third right arm of male octopuses has a specialised role in mating, and the creatures take extra care to avoid damaging ...