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 in 2016. The fossil grasshopper "Electrotettix attenboroughi" was named after Attenborough. In March 2017, a 430 million year old tiny crustacean was named after him. Called "Cascolus ravitis", the first word is a Latin translation of the root meaning of "Attenborough", and the second is based on a description of him in Latin. In July 2017, the Caribbean bat "Myotis attenboroughi" was named after him. A new species of fan-throated lizard from coastal Kerala in southern India was named "Sitana attenboroughii" in his honour when it was described in 2018. In 2018, a new species of phytoplankton, "Syracosphaera azureaplaneta", was