From the wetlands of Rio Grande to the mighty Amazon rainforest, Brazil is a hotspot for deadly snakes and Nigel is seeking them out as he counts down his top ten. Found only on the tiny 'Snake Island', there's only a few hundred Golden Lanceheads in the world. But can they beat the snake responsible for many human bites, the jararaca, to the top spot? With over 25,000 reported bites across the country each year, Nigel delves into the fascinating science behind the anti-venom treatments that save thousands of lives. (2017)
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