Merchandise
To date, four of the early Specials have been released on DVD on 23 May 2004 both individually and as a box set (BBCDVD1580); they are Eagle (BBCVD1481), Serpent (BBCDVD1482), Leopard (BBCDVD1483) and Tiger (BBCDVD1485). The first eight Specials were also previously released on VHS.
Many of the later Specials have also been given DVD releases. Lions: Spy in the Den, Elephants: Spy in the Herd and Bears: Spy in the Woods were collectively released as The Spy in the... Collection (BBCDVD1996) on 2 October 2006. Trek: Spy on the Wildebeest (BBCDVD2760) and Tiger: Spy in the Jungle (BBCDVD2759) were released on individual DVDs on 9 June 2008.
To accompany the 1997 Specials, a hardcover book The BBC Natural History Unit's Wildlife Specials (ISBN 1-900-72416-2) was published by Trident Press on 10 November 1997 with a foreword by David Attenborough, an introduction by series producer Keith Scholey, and a chapter on each of the six animals by the individual programme producers.
Read more about this topic: BBC Wildlife Specials