Today, octopuses? octopi? Whatever they are called, they are widely considered one of the smartest animals in the world. They have been seen navigating mazes, opening containers, escaping enclosures, ...

In the new Prime documentary series “Octopus!” actress Phoebe Waller-Bridge spends an hour and a half narrating a story about an octopus named Doris that sets out on her own, falls in love and ...

Meetings across the tree of life : Two meetings and a departure ; Outlines -- A history of animals : Beginnings ; Living together ; Neurons and nervous systems ; The garden ; Senses ; The fork -- ...