They Sing Because They Have a Song 1/17 : Kingfisher and Cage (2023) They Sing Because They Have a Song 2/17 : Sand Martin and Cage (2024) They Sing Because They Have a Song 3/17 Curlew and Cage (2024) They Sing Because They Have a Song 4/17 : Hooded Crow and Cage (2024) They Sing Because They Have a Song 5/17 : Blackbird and Cage (2023) They Sing Because They Have a Song 6/17 : Great Tit and House (2023) They Sing Because They Have a Song 7/17 : Skua and Cage (2024) They Sing Because They Have a Song 8/17 : Arctic Tern and Cage (2024) They Sing Because They Have a Song 9/17 : Chaffinch and Cage (2023) They Sing Because They Have a Song 10/17 : Chough and Cage (2024) They Sing Because They Have a Song 11/17 : Wood Pigeon, Dove and House (2024) They Sing Because They Have a Song 12/17 : Macow and Cage (2024) They Sing Because They Have a Song 13/17 : Wood Pigeon and Cage (2024) They Sing Because They Have a Song 14/17 : Magpie and House (2023) They Sing Because They Have a Song 15/17 Rook and Cage (2024) They Sing Because They Have a Song 16/17 Night Heron and Cage (2024) They Sing Because They Have a Song 17/17 : Mallard and Cage (2023)
