Assistant chemist Manfred Arnold, responsible for the animal breeding department at Bayer CropScience AG in the cockroach breeding room with a Madagascar hissing roach (Gromphadorhina grandidieri) on his hand | Heidi & Hans-Juergen Koch

Deu, Deutschland: Chemischer Assistent Manfred Arnold, verantwortlich für die Tierzuchtstation der Bayer CropScience Ag im Schabenzuchtraum mit einer Madagaskar Fauchschabe (Gromphadorhina grandidieri) auf seiner Hand, Monheim am Rhein, Nordrhein-Westfalen | Deu, Germany: Assistant chemist Manfred Arnold, responsible for the animal breeding department at Bayer CropScience AG in the cockroach breeding room with a Madagascar hissing roach (Gromphadorhina grandidieri) on his hand, Monheim/Rhine, North Rhine-Westphalia |