Oral hygiene for all

Oral hygiene for all

In China, the Shanghai zoo has designed a special four-foot (1.2 meters) long toothbrush to clean the teeth of its hippopotamuses. The zookeepers put on a public show three times a week so visitors can watch while they do oral care with their three hippos. That job could be very challenging and unpredictable!

Source: Kitsap Kids Dentistry

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