Scientists Prowl to Destroy Mute Swan Eggs Nobody objects when government biologists move to kill off ecologically destructive invasive species, such as zebra mussels or snakehead fish. But when the target is the elegant mute swan — which destroys native wetlands — nasty fights break out. In Maryland, biologists are using Wesson oil and wiles to destroy swan eggs.
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Scientists Prowl to Destroy Mute Swan Eggs

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Scientists Prowl to Destroy Mute Swan Eggs

Scientists Prowl to Destroy Mute Swan Eggs

Scientists Prowl to Destroy Mute Swan Eggs

  • Download
  • <iframe src="https://www.npr.org/player/embed/9923886/9923889" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Nobody objects when government biologists move to kill off ecologically destructive invasive species, such as zebra mussels or snakehead fish.

But when the target is the elegant mute swan — which destroys native wetlands — nasty fights break out. In Maryland, biologists are using Wesson oil and wiles to destroy swan eggs.

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