6. The Amazon has an incredibily rich ecosystem - there are around 40,000 plant species, 1,300 bird species, 3,000 types of fish, 430 mammals and a whopping 2.5 million different insects. Wow!

4. In 2007, a man named Martin Strel swam the entire length of the Amazon river! To complete his splashing jungle journey, Martin powered through the water up to ten hours a day for 66 days!