15 Fascinating Facts About Capybaras That Will Amaze Even Biologists - #11 Is Mind-Blowing!

11. The Mind-Blowing Ability of Capybaras to Regrow Teeth

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Capybaras possess an extraordinary ability to continuously regrow their teeth throughout their lives, a trait that has amazed biologists. This phenomenon, known as hypselodonty, is uncommon among mammals but is essential for capybaras' survival. Their teeth, especially their incisors and cheek teeth, grow constantly to counteract the wear caused by their abrasive diet of rough grasses and aquatic plants. Capybara teeth can grow up to 6 inches annually, ensuring they remain sharp and effective for chewing tough plant material. This constant growth also prevents dental issues that are common in other animals. This unique adaptation has played a significant role in the evolutionary success of capybaras, allowing them to utilize food sources that would quickly wear down the teeth of other species. Although the mechanisms behind this continuous tooth growth are not fully understood, they remain a topic of interest in both biology and dental science.