This 2013 photo provided by Jeremy Hainsworth shows Hainsworth on the right and a guide on the left holding a boa constrictor in the Amazon jungle in Brazil, about 100 miles from Manaus. Amazon guides ...

The Amazon rainforest is the world’s largest tropical rainforest and falls across nine countries in South America, including Peru, Ecuador, Venezuela and Colombia. But Brazil holds a massive 60% of it ...

MANAUS Brazil (Reuters) - Manaus is best known as a stopover for travelers on the way to and from eco tours in Brazil's Amazon rainforest, but in many ways it is more like a bustling frontier outpost ...

Manaus, one of the most isolated metropolitan areas in the world, is 1,000 miles up the Amazon and accessible only by two highways or the river itself. A host city for Brazil’s 2014 World Cup, its ...

MANAUS, Brazil — The Amazon guide raised his hand in the steaming forest and looked at me at the end of a line of six hikers. “Do you want a machete, Jeremy?” said the guide, Shane Zammette. “Jaguars ...

The Amazon guide raised his hand in the steaming forest and looked at me at the end of a line of six hikers. "Do you want a machete, Jeremy?" Shane Zammette asked. "Jaguars always attack from the rear ...