Mark Raycroft / Golden Retriever (Canis familiaris) puppy, North America

Lynn M Stone / Yellow Labrador retriever in fresh snow, Clinton, Connecticut, USA

Mark Raycroft / Black Labrador Retriever (Canis familiaris) puppy sniffing flower

Mark Taylor / Yellow Labrador Retriever puppy, 8 weeks old, sitting with raised paw

Mark Taylor / Yellow Labrador Retriever puppy, age 9 weeks, lying with head up.

Mark Raycroft / Golden Retriever (Canis familiaris) puppy

Mark Raycroft / Golden Retriever (Canis familiaris) puppy running through snow

Mark Raycroft / Golden Retriever (Canis familiaris) puppy playing with stick in snow

Mark Raycroft / Chesapeake Bay Retriever (Canis familiaris) puppy running

Jane Burton / Labrador retriever carrying basket of kittens, white Background.

Eric Baccega / Black flat-coated retriever dog splashing in water and retrieving stick (Canis familiaris)

Ernie Janes / Yellow Labrador and in wheat field, Norfolk, August