What animals are affected by the Deforestation of the amazon rainforest? Top Answer. The Amazon rainforest is in danger because if the forest will be cut down the animals will be affected, there is very rare animals living in the Amazon rainforest. Many of these threatened animals live in the Amazon Rainforest including the Giant Otter, South American Tapir, and Red Faced Uakari Monkey. Amazon deforestation is no longer an issue for individual countries to tackle in isolation. Deforestation is not the only thing that causes animals to become endangered or extinct, climate change, illegal hunting, and contamination are also playing a role in destroying habitats and endangering animals. These forests have been specifically target for deforestation for a few … The May 2013 Red List includes over 2,600 animals in South America with 118 of these located in Peru. Wiki User May 12, 2009 3:27PM. The most affected regions. With portions of the forest canopy disappearing, the forest -- and the animals in it -- lose crucial protection from the sun, which can cause soil to dry out and streams to dry up. Rainforest deforestation negatively affects the whole ecosystem because the clear-cut land is much more vulnerable to soil erosion when no trees remain to hold the soil in place. Even animals who don’t lose their habitats are impacted by environmental changes wrought by deforestation. It is essential to have integrated policies and concerted action across the region and beyond, as many of the pressures – oil and gas exploration, mining etc. Some of the most affected regions of the world are the Amazon Rainforest, Sumatran Jungles, and forests of British Columbia. – are global. But deforestation is the leading cause of extinction in the Amazon Rainforest.