A young yellow Labrador lies on the grass and looks to one side.

A young yellow Labrador sniffs at a patch of grass in the yard.

A yellow Labrador puppy crouches low in the grass, tail raised as he plays.

A yellow Labrador puppy noses through the grass in the yard.

Close view of a young yellow Labrador’s face in profile, wearing a dark collar.

Close, front-facing portrait of a young yellow Labrador with a dark collar.

A yellow Labrador puppy stands in the yard and looks toward a red ball.

A handler bends toward a seated yellow Labrador puppy beside a red ball during an outdoor training exercise.

A young yellow Labrador stands in the grass and looks toward the camera.

A young yellow Labrador sits on a paved path and looks up toward the camera.

Close portrait of a yellow Labrador puppy looking up outdoors.

A puppy raiser crouches beside a yellow Labrador puppy on a paved path.

A yellow Labrador puppy sits at the far side of a quiet street near a small flag.

A yellow Labrador runs along a quiet paved street toward the camera.

A yellow Labrador steps up from the street onto a sidewalk toward the camera.

A young yellow Labrador sits among fallen leaves in the yard.

A young yellow Labrador sits on the grass beneath autumn leaves.

A yellow Labrador raises his muzzle and looks upward, shown in close profile.

Close profile of a yellow Labrador looking attentively to the side.

Close portrait of a yellow Labrador looking toward the camera.

A yellow Labrador explores a snow-covered yard in the distance.

A yellow Labrador bounds across a snow-covered yard.

A yellow Labrador stands in the snow and looks to the side.

A yellow Labrador moves through the snow with his nose lowered to the ground.

A yellow Labrador walks through the snow toward the camera.