Brazil is the country with the biggest area in South America. It also has the largest population. The Amazon river is one of the longest in the world. It is in the Amazon rainforest. Angel Falls ...

South America is the fourth largest continent, with around 423 million people living there. There is a hot and wet climate in the Amazon rainforest and it is full of biodiversity. The rainforest ...

Now, an expedition into the South American ... map the river and document the biodiversity” of the surrounding ecosystems, the project’s coordinator, Brazilian explorer Yuri Sanada, said ...