Genre: Dokumenter
Bintang Aktor: Pierre Goeldlin, Stéphane Cottet, Roger Hartmann, Georges Gillièron, Sylvia Capuana, Harald Kammer
Crew: Guillaume Main (Camera Operator), Bernard Duc (Sound), Axel Lakhdar (Camera Operator), Georges Gillièron (Scientific Consultant), Hassan Lakhdar (Post Producer), Pierre Goeldlin (Scientific Consultant)
Negara:
Bahasa:
Studio: Teenergy Productions
Runtime: 1:47:31 menit
Kualitas: HD
Rilis: Jan 01, 1970
IMDb: 10
Kata kunci:switzerland, swallow (bird), biodiversity, environmental documentary, bird, animals & nature
