31. The estimated size of the South American hoofed mammal was that of a dog. 32. Now the sound of the Virgin River does not compete with carbon-hoofed horses. 33. He sang, he hoofed , he told jokes and milked them if they bombed. 34. The disease affects only cloven-hoofed animals, but others can carry the virus. 35. Anthrax is a highly infectious disease caused by bacteria and occurs commonly in hoofed animals. 36. Though it quickly spreads among hoofed animals, it dies within a week outside a host. 37. It affects cloven-hoofed animals, causing fever and blisters on the mouth and feet. 38. They were the heel bones of hoofed quadrupeds, but the antelope was considered particularly elegant. 39. The disease sickens only cloven-hoofed creatures but can be spread by anything that moves. 40. The virus is highly contagious, striking cloven-hoofed animals such as sheep and cows.