They are predators, they can climb up and down very sleep slopes
Capillaries have thin walls, only one cell thick, that allow them to effectively perform their function.
Answer:
pituilatry gland
Explanation:
The pituitary gland is sometimes called the "master" gland of the endocrine system because it controls the functions of many of the other endocrine glands. The pituitary gland is no larger than a pea, and is located at the base of the brain.