 In the 1950s and 1960s, his published work included accounts of his animal collecting expeditions around the world, which became the "Zoo Quest" series.He wrote an accompanying volume to each of his nine "Life" documentaries, along with books on tribal art and birds of paradise.His autobiography, "Life on Air", was published in 2002, revised in 2009 and is one of a number of his works which is available as a self-narrated audiobook.