29 Things You Didn't Know About Labrador Retrievers, America's Most Popular Dog

If you own a Labrador, then you have probably noticed they love to put things gently into their mouths. This is a throwback trait from their St. John's water dog ancestors. The water dogs used their mouths to fetch fishing lines and full nets, making it the tool of their trade. They also have gentle holds because of their British breeding, where they were used to gently bring birds and game back to their owners while on hunts or shoots.