David Attenborough series on the natural history of the polar regions; Attenborough appeared on screen and authored the final episode, in addition to performing voiceover duties. Attenborough introduced and narrated the Unit's first 4K production "Life Story." For "Planet Earth II" (2016), Attenborough returned as narrator and presenter, with the main theme music composed by Hans Zimmer. In October 2014, the corporation announced a trio of new one-off Attenborough documentaries as part of a raft of new natural history programmes. "Attenborough's Paradise Birds" and "Attenborough's Big Birds" was shown on BBC Two and "Waking Giants", which follows the discovery of giant dinosaur
David Attenborough attenboroughi"), a bird ("Polioptila attenboroughi"), a Peruvian frog ("Pristimantis attenboroughi"), and one of only four species of long-beaked echidna ("Zaglossus attenboroughi"). In 1993, after discovering that the Mesozoic reptile "Plesiosaurus conybeari" was not a true plesiosaur, the palaeontologist Robert Bakker renamed the species "Attenborosaurus conybeari". A fossilised armoured fish discovered in Western Australia in 2008 was named "Materpiscis attenboroughi", after Attenborough had filmed at the site and highlighted its scientific importance in "Life on Earth". The "Materpiscis" fossil is believed to be the earliest organism capable of internal fertilisation. A miniature marsupial lion, "Microleo attenboroughi", was named in his honour