
The highest concentration of one of the most venomous snakes in the
world is located about 90 miles off the coast of Santos, Brazil, on a
small, craggy chunk of otherwise uninhabitable land. It's known as Ilha
da Queimada Grande, or Snake Island, and it's the only place you will
find 2,000 or so of the wholly unique golden lancehead viper, or
Bothrops insularis.When you step ashore, with a keen eye you
spot one of these snakes roughly every 10 to 15 minutes after clearing
the base of the island, and as many as one every six square yards in
other parts of the island. This means, as you are walking through the
waist-high brush, even...