Renter; Existing Cavities. Nesting site: Small cavities in rocks. Nesting material: The cells are built from mud. (Benoist, 1931; Ferton, 1902)
Renter; Existing Cavities. Nesting site: Small cavities in rocks. Nesting material: The cells are built from mud. (Benoist, 1931; Ferton, 1902)
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