Original sentence: All other colors haven't been found.Another theory says that a ship was run aground with the strongest horse's swimming ashore to the mouth of the Orange River and going to the Garub Plains and staying there until now.Genetic tests have been taken.Many theories are put forward.None have been successful to prove the origin postitively.Not too long ago researchers have said that the horse's ancestors were part of the South African cavalry.One is that they are descendents of the horses of the german, Schutztruppe.Others say they are from Farm Duwisib, owned by Baron Hansheinrich von Wolf.The farm is south of Maltahöhe.The horse's escaped, frightened by shots fired from a low flying German airplane.The most common color of the Namib desert horse is bay.There are a few brown and chestnut horses.There are several theories.There are several theories on how the horses were originated.This was during the World War I
Edited sentence: Another theory says that a ship with horses on board was run aground; the strongest horses were able to swim ashore, to the mouth of the Orange River and up to the Garub Plains, and residing there as they still do.Genetic tests have been taken, although none have been successful in proving their origin.However, many theories have been put forward as to where it came from.No other colors have been recorded.Not too long ago, researchers have said that the horse's ancestors were part of the South African cavalry.Others say they are from Farm Duwisib (south of Maltahöhe), owned by Baron Hansheinrich von Wolf.The horses escaped, frightened by shots fired from a low flying German airplane during World War I.The most common color of the Namib desert horse is bay, although there are a few brown and chestnut horses.There are several theories on how the horses were originated: One is that they are descendents of the horses of the German Schutztruppe