An octopus, octopuses or octopodes is a soft-bodied, eight-limbed mollusc of the order Octopoda.  The order consists of some 300 species and is grouped within the class of squids, cuttlefish and nautiloids

Naturefile is a celebratory journey to the lesser-known realms of nature in Ireland with Anja Murray.  With surprising stories uncovered each week, about everything from lichens to trees, Swallows to Sea Eagles, starfish and turtles, there are elements of science, history and folklore.