It relates to the rainforest with its dense stock of trees and treetop canopy using it as an abstract image for the architectural concept. Load-bearing columns appear like tree trunks and skylights penetrate the solid roof, referring to clearings of a forest. The subtle irregularity of the construction elements creates a playful composition within a strict system. The interior and exterior of the elephant house including the water basin follow this design concept.

The Zoological Garden in Karlsruhe is adding a new elephant house and a new ticket office to its facilities. Furthermore the "Tullabad" an existing indoor aquatic centre located in the adjacent park is being added to the Zoo and converted into a vivarium for birds and reptiles together with a restaurant and a zoological education centre.