The sound in most wildlife films is not recorded live, as it's too risky to get close enough. (newscientist.com)
Sadly, most wildlife film - makers don't have the money or the time to hang around indefinitely in the wilderness waiting for wild animals to show up. (newscientist.com)
An invitation had come from an Englishman named Richard Foster, who was making wildlife films in Belize. (si.com)