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1 .This is Scientific American 60-Second Science. I'm Amy Kraft. Got a minute?
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2 .Some ecotourism offers visitors close encounters with different species.
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3 .But new research suggests that these activities may not be so great for the animals.
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4 .Researchers tagged stingrays in Stingray City in the Cayman Islands to monitor their movements and behavior.
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5 .Compared to stingrays outside of the tourism area, those in Stingray City switched their activity patterns from night to day,
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6 .when tourists handed out food, and mated year round instead of seasonally.
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7 .The stingrays also had more bite marks, which suggests increased aggression towards one another.
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8 .The study is in the journal PLoS ONE.
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9 .Past research has found increased stress and more intra- and inter- species aggression among animals that have been fed by humans.
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10 .Interactive tourism is a growing business.
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11 .But researchers say that more study is needed to ensure the health and safety of humans and animals alike.
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12 .Ecotourism may be good for a given species, as humans become engaged in its survival.
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13 .But for the individual members of that species tasked with dealing with people, it may not be a walk in the park.
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14 .Thanks for the minute, for Scientific American 60-Second Science. I'm Amy Kraft.
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