While the National Aquarium of New Zealand may have nursed him back to health, Inky the octopus didn't intend to stay for long. The multi-limbed daredevil apparently pulled off a elaborate escape that ...

An octopus named Inky, for example, made a notorious escape recently from the National Aquarium of New Zealand, exiting his enclosure and slithering into a floor drain and, apparently, out to sea.

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 ...