11. The Boulonnais was also crossbred to create and refine several other draft breeds. 12. Most current herds, however are genetically polluted or partly crossbred with cattle. 13. The breed was then crossbred with lighter working horse and riding horse breeds. 14. The assessment that the first Harz Rollers emerged from this crossbred is likely. 15. They produce higher yields than traditionally crossbred hybrids with fewer chemical insecticides and herbicides. 16. Its Section C is for Gypsy Crossbred horses. 17. Some Curlies have been crossbred to gaited horses. 18. The Tallmans have had 15 years of experience with embryo transferring with crossbred Brahman cattle. 19. At one point, some steppe bison crossbred with the ancestors of the modern yak. 20. Polonceau crossbred the cashmeres with Angora goats to improve the down for spinning and weaving.