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.
The Yorkie Poo, also called Yoodle, Yorkapoo or Yorkerpoo, is a cross between a Poodle and a Yorkshire Terrier (Yorkie) . It is a small dog â most are just seven to ten inches in height, weighing in at around ten pounds (5 Kgs).Their typical lifespan ranges between 12 and 15 years.he Yorkie Poo, also called Yoodle, Yorkapoo or Yorkerpoo, is a cross between a Poodle and a Yorkshire Terrier (Yorkie) . It is a small dog â most are just seven to ten inches in height, weighing in at around ten pounds (5 Kgs). Their typical lifespan ranges between 12 and 15 years.