Huge tributaries that feed the mighty Amazon River — the largest on the planet — have plunged to record-low levels, upending lives, stranding boats, and threatening endangered dolphins as ...

The world's longest river is at its lowest levels after a long drought. That's left the Amazon Rainforest, the vital waterway and tributaries parched, stranding communities and affecting livelihoods.

The Amazon region of northern Brazil continues to suffer under the worst drought in 120 years, resulting in the lowest water level at the Port of Manaus in 122 years.

After around 219 hours of observations, they can confirm that male Amazon river dolphins (Inia geoffrensis), also known as botos, often roll onto their backs and urinate over three feet into the ...

Male Amazon river dolphins have been documented rolling upside down and firing a stream of urine into the air. As if that isn’t bizarre enough, other males will usually seek out the urine as it ...