A healthy ear is pale pink, with little to no earwax visible and no debris.
Trouble signs include: A strong odor from the ear; lots of earwax buildup; debris or discharge that looks like coffee grounds; or discharge that is yellow or black. You (or the vet) may see redness or swelling of the ear flap or in the ear canal.
Ear infections cause behavioral changes, too. Some of them are subtle: Chester …