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.
One of the most popular designer breeds that you can find today are Yorkie Poodle mix puppies, often called the Yorkie Poo. Choosing to take home a mixed breed, or designer dog, can bring the best of two worlds together for you and your family.orkiepoo (Yorkipoo) Puppy Quick Stats. Â» A combination of a Yorkshire Terrier and a Poodle. Â» Recognized as an official mixed breed by the American Canine Hybrid Club (ACHC), Designer Dogs Kennel Club (DDKC), International Designer Canine Registry (IDCR) and Designer Breed Registry (DBR).