Years ago, I lost my own personal pit bull to a fast growing brain tumor. Unfortunately, in both human and veterinary medicine, brain tumors can result for no known reason. While genetics and environment may potentially have a role, the underlying cause for brain tumors is typically unknown.
The Havanese does not have to be really light. Depending on the size of a Havanese the weight ranges from 7-22lbs. I own a very athletic agility Havanese that stands 11â³ at the withers. She weighs 18-20lbs depending on how much training she does and her muscle mass. From the AKC Standard.
How big does a teacup Yorkie get? A teacup Yorkie weighs between 1 and 3 pounds as an adult dog. Teacup Yorkies are not a breed, and official breed standards for showing an adult Yorkshire Terrier insist that a Yorkie must weigh between 4 and 7 pounds.