Marine biologists discovered veined octopuses in Indonesia using coconut shells for shelter. These intelligent creatures collect shells and carry them across the seabed. They arrange the shells to ...

Octopuses are fascinating in more ways than one. Beyond their impressive intelligence, they also have other unique features like three hearts, an amazing ability to camouflage, and a central brain ...

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 ...

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.