自らの飲み水を自力で確保する犬小屋。[The doghouse which secures own drinking water by oneself.]

The Greenrrroof Animal House by Sustainable Pet Design.

緑化した屋根により、水質浄化機能を持たせた犬小屋。
The doghouse which kept a water purification function by the green roof.
via:ubergizmo