WASHINGTON (AP) — Humans may be right-handed or left-handed. It turns out octopuses don't have a dominant arm, but they do tend to perform some tasks more often with their front arms, new research ...

From the beginning of life on Earth, microbes, small but influential single-celled organisms, have shaped the environment that animals must adapt to in order to survive. Distinct microbial populations ...

Videos filmed by divers show that choking, blinding and sacrificing limbs are all in the cephalopods’ repertoire. By Joshua Rapp Learn The conger eel was the favorite, weighing at least three times ...