In the marine realm, diel vertical migration is a common feeding pattern: During daytime, zooplankton, fish and other marine life that feeds on these organisms hide in the darker depths of the ocean.

“I’ve never seen anything like it,” said marine biologist Roy Caldwell, a University of California, Berkeley, professor of integrative biology. “Octopuses typically pounce on their prey or poke around ...

A pencil-thin octopus gliding over a muddy river mouth in Indonesia can flatten its arms into fins, hide six limbs and hold ...

The underwater cameras got it all: The octopuses emerged from a cluttered bed of empty shells, arms unfurling like ribbons. Then, suddenly, a cloud of debris came spewing out from underneath their ...

Their bizarre bodies, blobby shape and unique intelligence rank octopuses among the most beloved creatures of the ocean. The 2020 documentary “My Octopus Teacher” was showered with accolades for its ...

A linguist and marine biologist at the USC Dornsife College of Letters, Arts and Sciences began an unlikely project two years ago to compare the movement of the human tongue with the manipulation of ...

Researchers studying the Japanese pygmy octopus report that males carefully protect a specialized mating arm, behavior documented in lab tests and field observations. In octopus mating, the ...

The deep-sea octopus is "rarely seen," per the Monterey Bay Aquarium Research Institute, which has only seen it four times in four decades Researchers collected detailed observations about the octopus ...