If you ever find yourself exploring the wilderness in Africa, be careful not to get too close to a hippo. Sure, they might look harmless, but they have a dangerous side. The hippopotamus is actually one of the most aggressive creatures in the world and can easily out run a human. They have been considered one of the most dangerous animals in all of Africa!
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