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 Hava-Shu is such a charming, vivacious breed!! Their coat is extremely thick and is usually various shades of gold and white, though they can come in other colors such as white or black and red. They are a very even tempered breed, and are content to do whatever their family is doing.hey weigh between 5-8 pounds as an adult, and their long, silky, non-shedding coat comes in few different colors. The Yorkie is a very adventurous, brave, and loyal breed. They also make great watch dogs, and even do well in an apartment life style.