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.
Bichon Frise / Yorkshire Terrier Hybrid Dogs. Page 2. Boulee the Bichon Yorkie (Yo-Chon) at 9 weeks oldâThese are pictures of our puppy Boulee, a Bichon / Yorkshire Terrier cross. He was hard to housebreak, but is now a well-adjusted member of our family at age 6 months. And, he is about 98% housetrained..