A senior black dog is seen napping on a couch

dog sleeping narrow focus animal eyes sleepy pet sleeping dog senior sleeping dog sleepy dog face aged signs gray hair sign of aging series domestic animals lying down mammal napping pets relaxation resting sleeping old senior animal closeup cute focus on foreground canine labrador black labrador retriever black retriever lie down laying down elderly animal senior pet old pet old doggy old labrador black doggy doggy nose closeup view close up angle close up perspective sleepy eyes tired eyes tired age signs narrow focus laying on floor closed eyes resting on couch labrador breed