Meet the dentist’s favourite animals. Beavers’ teeth are super sharp and super strong. The average beaver cuts down about 216 trees per year and can take down trees with a diameter of up to 40 centimetres without even a toothache. They can even cut twigs underwater!
2010 is the Year of Biodiversity and Earth Rangers has teamed up with The United Nations Convention on Biological Diversity to bring you a daily dose of biodiversity basics