4. Brazil
Number of horses: 5,510,601
Among the most beautiful and interesting horse breeds of Brazil is the Campolina. They are larger breeds and most notable for their unique convex profile. What is interesting about this breed is the fact that it was developed by a farmer and his black mare. Since Brazil is home to many breeds, it is only fair to mention some of them. Baixadeiro Horse, Brazilian Pony, Crioulo, Pampas Horse, Piquira Pony and Pantaneiro Horse are among the most famous horse breeds in Brazil.