The river's width varies from 1 to 6.2 miles during the dry season, but expands to over 30 miles wide in some parts during the rainy season ...

T he Amazon river is the largest drainage system in the world in terms of water volume and its drainage basin. The 6,400 kilometer (4,000 mile) river flows from the Andes Mountains of Peru ...

”We have around 900 river dolphins and 500 Tucuxis (in the Tefe Lake) and in one week we have already lost around 120 animals between the two of them, which could represent 5% to 10% of the ...