SAMANTHA ELMHURST / SCIENCE PHOTO LIBRARY SAMANTHA ELMHURST / SCIENCE PHOTO LIBRARY
Dog teeth plaque. Illustration of the mouth and teeth of a dog with an accumulation of plaque, a bacterial biofilm that can cause tooth decay and which forms tartar when it hardens. If not treated, the condition can lead to gingivitis, peridontitis and tooth loss. For a sequence of images on dog dental diseases, see images C029/9572 to C029/9575.
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