Answers: 1.Circulatory system-pumping blood to and from the body and lungs with the heart 2.Digestive system-digestion and processing food with salivary glands, esophagus, stomach, liver, gallbladder, pancreas, intestines, rectum, and anus.
During the tie, the male turns around so the dogs are back to back and can defend themselves. The tie typically lasts 20 to 40 minutes. It may be just a few minutes, and dogs can mate successfully without becoming tied at all. The evolutionary reason for the tie is unknown, but it's assumed that if a male dog is tied to a female, it prevents other males mating with her. Unwanted Mating.
Whenever you are grooming or saddling you will need to tie your horse. Horses and ponies can be tied with a lead rope, trailer ties or cross ties. No matter what is used, tying must be done in a manner that is safest for handler and horse. There is some debate whether horses should or shouldnât be tied âsolidâ.