He used Thoroughbreds , Hackneys and Trakehners in his breeding program , rather than the Arabian horse to which the Namib Desert Horses are the most genetically similar .
The genetic evidence of the 2001 study gave less credence to the descent from von Wolf 's horses .
von Wolf used Thoroughbreds , Hackneys and Trakehners in von Wolf 's breeding program , rather than the Arabian horse to which the Namib Desert Horses are the most genetically similar .
The genetic evidence of the 2001 study gave less credence to the descent from von Wolf 's horses .