How Your Thyroid Works. Controlling hormones essential to your metabolism. Your thyroid gland is a small gland, normally weighing less than one ounce, located in the front of the neck. It is made up of two halves, called lobes, that lie along the windpipe (trachea) and are joined together by a narrow band of thyroid tissue, known as the isthmus.
What is the average weight of a Border Collie? 30-40 lbs for a female (13.5-18 kg) and 40-60 lbs for a male (18-27 kg) Though there will always be exceptions to this (i.e. larger or smaller dogs), the large majority of Border Collies fall into this range. The breed as a whole is a medium-sized breed.
12-14 years, oldest living border collie was 26!! The Border Collie is a medium sized bundle of energy, looking rather like a lightly built Australian Shepherd without a bob-tail. The body is slightly longer than the height at the withers. The skull is fairly wide with a distinct stop.