The Amazon basin houses over three million species in its rainforest ecosystem, with over 2,500 tree species creating and sustaining this vibrant environment. One in ten known species in the world ...

Add Yahoo as a preferred source to see more of our stories on Google. Thousands of fish species — about 2,500 of them named — call the Amazon River home, but scientists estimate nearly half of the ...

Deep in the vast rivers and flooded forests of the Amazon Basin, there lives a fish that appears to be prehistoric in both size and appearance. The arapaima, also called the “pirarucu,” is one of the ...

When people talk about “the Amazon,” they generally mean the vast Amazon rainforest, not the river that gave the forest its name. (To test this, Google “the Amazon.” When I did that, the list of top ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Thousands of fish ...