Numerous trips to the north, Egypt, South Africa and India for the purpose of landscape and animal studies. Early enthusiasm for the animal kingdom, studies and draws tropical animals in their natural habitat. His works show all kinds of animals, he becomes a great master especially in his etchings and oil paintings. Kuhnert becomes famous as “Löwen-Kuhnert” [Lion-Kuhnert].

Persons are rarely depicted in his pictures. His fame is extended through his works as a book illustrator, e.g. “Brehms Tierleben” [Brehm’s Wildlife], “Das Tierleben der Erde” [Wildlife on Earth] by Haacke and the catalogue of his etchings by Hirzel “Im Lande meiner Modelle” [In the country of my models].