Sani lodge On your adventure, you will walk through a pristine rainforest gallery that is home to 1,500 species of trees, hundreds of climbing vines, and exotic flowers, as well as 550 species of tropical birds, 13 species of monkeys and 1,000 species of beautiful butterflies.According to a recent assessment by a leading group of biologists the Rainforest around Sani Lodge in North Eastern Ecuador is the most biologically diverse locality in the world. This is also a world record. Over 550 bird species are on the Sani Bird List making it one of the highest lists in the world. 80 species of bats, making our area the second highest number ever registered. 105 species of amphibians.83 of reptiles which appears to make our area the most diverse ever studied. 64 species of social sting-less bees, also a world record in this group. 100,000 species of insects per hectare, again the greatest number of species of any place ever studied.