With an estimated visit of 8 billion times a year to protected nature areas, conservation-minded people who spend millions of dollars a year on ecotourism might actually be making the animals they are trying to preserve more vulnerable to predators.

According to a recent report, many of these well-intentioned visits can be detrimental to the wildlife. Spending time around these animals, even when people ignore the wildlife around them, can make the prey animals become less vigilant to threats.

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