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.
Firm training is necessary because the border collie can become dominant or aggressive.Male border collies usually stand 19 to 22 inches at the shoulders and reach 30 to 45 pounds. Females are 18 to 21 inches tall and weigh 27 to 42 pounds.The many varieties of terriers have some similar characteristics.