In this wild adventure, Mark relives diving in Indonesia in search of the Wonderpus, one of the rarest octopuses in the world ...

When people think of intelligent animals, they immediately think of dolphins, elephants, and chimpanzees. But one of the most intelligent problem-solvers is hiding deep beneath the surface, called the ...

California two-spot octopuses react differently when touching prey (tasty morsels) than when they touch less-appetizing items (ordinary objects like a coffee mug), according to research published in ...