Barn Owls are sensitive to disturbance so it's best to place boxes in quiet locations.
Tawny Owls are content to nest in smaller cavities than barn Owls and the designs of the nestboxes reflect this.
Little Owls, stock doves and jackdaws all nest in cavities and do sometimes make use of Owl or kestrel boxes.
Kestrels nest in a range of cavities, usually with an open outlook.
There are 12 species of Owls in South Africa. Types of South African Owls you would expect to find in an urban landscape:
Owls are most commonly found in the following areas of South Africa: