On March 6, the U.S. Fish and Wildlife Service (FWS) released a proposed rule that would amend its regulatory definition of shellfish by removing the phrase “having a shell” and expanding the ...

In case you've faced some hurdles solving the clue, Darkly colored cephalopod that doesn't actually consume blood, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to ...

For years, scientists have been fascinated by the way octopuses move — fluid, flexible and without the limitations of bones. But observing these complex motions in the extreme conditions of the deep ...

Nautiloids—a lineage of ancient, externally-shelled cephalopods that diverged from their octopus and squid relatives over 400 million years ago—once dominated our oceans. Today, this living fossil is ...

With their quick-change camouflage and high level of intelligence, it’s not surprising that the public and scientific experts alike are fascinated by octopuses. Their abilities to recognize faces, ...

The marshmallow test, a staple of developmental psychology, was first conducted in the 1960s by Stanford psychologist Walter Mischel. The test measures self-control by offering children a simple ...

We named him Squirt – not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked.

Consider the cuttlefish. According to new research, this cephalopod has a trick hidden up its tentacles — or rather, its large brain. It reveals one surprising aspect of this creature's intelligence: ...

WOODS HOLE — Their donut-shaped brains are the largest of any invertebrate on the planet. Their eight highly flexible arms each have hundreds of suckers and millions of neurons that can sense their ...

The National Institutes of Health (NIH) may claim a commitment to promoting high animal welfare standards in the research it supports, but the agency often falls well short of expectations. With ...