段落1
This is Scientific American 60-Second Science. I'm Christopher Intagliata. Got a minute?
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Studying birds for a living might sound like a cool job.
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But it's not without its logistical challenges, for us landbound animals.
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"I had a northern gannet, so a really large bird, breeding on the top of the cliff."
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David Gremillet, a seabird ecologist at the French National Center for Scientific Research.
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"And from the bottom of the cliff I couldn't see what was happening in that nest.
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I couldn't even see whether the bird was home or not."
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Gremillet says technology offers a simple solution: "A drone carefully flown at high altitude over the colony would have been really helpful."
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That's right - a drone.
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Gremillet says scientists and citizens alike are increasingly using drones to approach birds--either for fun or legitimate research.
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But they're taking flight without knowing how the aerial robots might affect their avian study subjects.
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So Gremillet and his colleagues hit the zoo, employing a professional drone pilot to fly test runs near mallard ducks with a 14-inch-diameter quadcopter.
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They then got permission to repeat the experiment on wild flamingos and greenshanks in the Camargue, a huge wetland in southern France.
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After several hundred flights, the researchers found that the birds didn't seem to care about the drones' color, or approach speed.
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And the equipment could get as close as 13 feet to the birds without disturbing them,
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as long as they didn't approach from overhead, an angle associated with predators.
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The study is in the journal Biology Letters.
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All these hi-tech tools could be a boon to wildlife ecologists.
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"But at the same time you always have to assess the impact of the technology you're using on animal welfare."
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And maybe drone welfare too.
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Search YouTube and you'll find that birds of prey, like some privacy advocates, perceive drones as a threat, and make the technology crash, literally.
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Thanks for the minute, for Scientific American's 60-Second Science. I'm Christopher Intagliata.
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1 / 22
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显示原文 =This is Scientific American 60-Second Science. I'm Christopher Intagliata. Got a minute?
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2 / 22
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显示原文 =Studying birds for a living might sound like a cool job.
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3 / 22
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显示原文 =But it's not without its logistical challenges, for us landbound animals.
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4 / 22
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显示原文 ="I had a northern gannet, so a really large bird, breeding on the top of the cliff."
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5 / 22
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显示原文 =David Gremillet, a seabird ecologist at the French National Center for Scientific Research.
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6 / 22
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显示原文 ="And from the bottom of the cliff I couldn't see what was happening in that nest.
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7 / 22
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显示原文 =I couldn't even see whether the bird was home or not."
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8 / 22
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显示原文 =Gremillet says technology offers a simple solution: "A drone carefully flown at high altitude over the colony would have been really helpful."
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9 / 22
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显示原文 =That's right - a drone.
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10 / 22
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显示原文 =Gremillet says scientists and citizens alike are increasingly using drones to approach birds--either for fun or legitimate research.
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11 / 22
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显示原文 =But they're taking flight without knowing how the aerial robots might affect their avian study subjects.
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12 / 22
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显示原文 =So Gremillet and his colleagues hit the zoo, employing a professional drone pilot to fly test runs near mallard ducks with a 14-inch-diameter quadcopter.
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13 / 22
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显示原文 =They then got permission to repeat the experiment on wild flamingos and greenshanks in the Camargue, a huge wetland in southern France.
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14 / 22
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显示原文 =After several hundred flights, the researchers found that the birds didn't seem to care about the drones' color, or approach speed.
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15 / 22
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显示原文 =And the equipment could get as close as 13 feet to the birds without disturbing them,
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16 / 22
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显示原文 =as long as they didn't approach from overhead, an angle associated with predators.
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17 / 22
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显示原文 =The study is in the journal Biology Letters.
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18 / 22
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显示原文 =All these hi-tech tools could be a boon to wildlife ecologists.
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19 / 22
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显示原文 ="But at the same time you always have to assess the impact of the technology you're using on animal welfare."
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20 / 22
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显示原文 =And maybe drone welfare too.
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21 / 22
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显示原文 =Search YouTube and you'll find that birds of prey, like some privacy advocates, perceive drones as a threat, and make the technology crash, literally.
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22 / 22
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显示原文 =Thanks for the minute, for Scientific American's 60-Second Science. I'm Christopher Intagliata.
点击显示原文 =
- 单句循环：关
- 单句循环：×3
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- 单句循环：∞