Your Moment of Octopus

Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021.

For a Saturday night:

Another sort of cephalopod sex:

In an Indonesian octopus species, [… ] Christine Huffard of the Monterey Bay Aquarium Research Institute discovered males hunkered in their dens sending an arm across the seafloor into the den of the female next door. On occasion, such females leave their dens on some octopus errand, dragging the male along by his mating arm.