HOBBY Terrano Black Desert GroundTerrano Black Desert Ground is the ideal substrate for a natural terrarium design for desert and sand inhabitants. The particularly natural quality of the substrate and the clay content stimulates the animals' digging behaviour. With the Black Desert Ground interesting landscapes, caves and rock formations can be recreated. The animals like to use the handmade superstructures as sunbathing areas and the dug out caves as hiding places to cool off or