The pericardium is a tough, layered sac that wraps around the heart. When the heart beats, it slides easily within the sac. Normally, only 2 to 3 tablespoons of clear-yellow pericardial fluid are present between two layers, which lubricates the heart's movements within the sac.
Biewer. The Biewer (pronounced Bee-vair), also known as the Biewer Terrier, Biewer a la Pom Pon, Biewer Yorkshire Terrier, Biewer Yorkshire, or Biewer Yorkie is a variant of the Yorkshire Terrier.
Description. The West Highland White Terrier, often simply called the Westie, is a small, sturdy dog. The head is in proportion to the body and when viewed from the front gives off a round appearance.The blunt muzzle is slightly shorter than the skull and tapers toward the nose.There is a defined stop.escription. The West Highland White Terrier, often simply called the Westie, is a small, sturdy dog. The head is in proportion to the body and when viewed from the front gives off a round appearance. The blunt muzzle is slightly shorter than the skull and tapers toward the nose.