Active, friendly, sociable, curious

Healthy weight

Clean, shiny coat free of mats, sores, or fleas

Clean ears and eyes

History of vaccination and veterinary care

History of eating a high-quality dog food

Timid or aggressive (snarls, backs away, snaps)

Thin or scrawny, with ribs or hip bones sticking out (Note: A pot belly on a thin puppy may be a sign of worms, a very common and easily treatable condition.)

Dirty coat stained with urine or feces

Fleas or “flea dirt” (reddish brown granules or flecks, commonly seen over the rump)

Red, inflamed, crusty, or painful ears

Red spots or sores on the skin

Signs of respiratory problems (for example, a cough or runny eyes or nose)

History of illness (vomiting, diarrhea, or similar signs)