Dictionary

tapetum lucidum: The interior portion of the eyeball that is highly reflective and useful in night vision.
 
Tosa: A rare Japanese breed of dog developed for fighting, which may vary in size.
 
tulip ears: Refers to a forward-carried ear with edges that curve inward and forward.
 
United Kennel Club: UKC; an American registry of pure-bred dog pedigrees.
 
urethrolitis: Refers to mineral deposits capable of obstructing the male urethra.
 
zoonosis: Any infectious disease able to be transmitted from animals to humans. Some zoonotic diseases include ebola, rabies and West Nile virus.