Labrador Retriever
The Labrador Retriever was a breed of domesticated dog, originating from the Labrador province of Canada, on Earth. Labrador Retrievers came in three primary fur colors: black, brown, and sandy yellow, called black labs, chocolate labs, and yellow labs, respectively. 

A litter of Labrador Retrievers was kept at the nursery aboard the  at the beginning of the year 2365. Ian Troi was very fond of the little dogs and asked Captain Jean-Luc Picard if he had ever played with puppies. ()

When Amanda Rogers (supposedly Human, but in reality a ) came aboard the Enterprise-D in 2368, she inadvertently manifested a litter of ten Labrador Retrievers in her quarters. ()

External links 
 
 Labrador Retriever at The American Kennel Club
Earth animals
Canines