Some authors who have written on Dogs maintain that the greyhound and bull-dog, though so different, are really closely allied varieties, descended from the same wild stock, hence I was curious to see how far their puppies differed from each other.
Txakurrei buruz idatzi duten autore batzuek diote xarlangoa eta bulldog-a, hain ezberdinak izan arren, oso hurbileko aldakiak direla, eta, izatez, basa-enbor berberetik datozela; eta horrek bataren eta bestearen txakurkumeek zenbaterainoko aldea ote zuten jakin nahia sortu zidan.