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Researchers go to the northwoods to take eaglets from their next. They're taking blood samples to see what levels of DDT and other toxic chemicals are still carried by the birds. The researchers are worried that since the eagle has been removed from the Endangered Species Act listing that the birds won't be monitored as well.
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Piece Description
Researchers go to the northwoods to take eaglets from their next. They're taking blood samples to see what levels of DDT and other toxic chemicals are still carried by the birds. The researchers are worried that since the eagle has been removed from the Endangered Species Act listing that the birds won't be monitored as well.
Broadcast History
New
Transcript
The bald eagle came close to extinction before strong measures were taken to help pull it back. The eagle was protected by the Endangered Species Act for 40 years. And the government banned toxic compounds such as DDT that caused damage to the eagles' eggs. Bob Allen caught up with researchers who are monitoring the health of the birds. They're finding the birds are still being exposed to toxic chemicals:
We're on a steep, heavily wooded hillside about a mile above a barrier dam on the Muskegon River in Michigan. The land is part of a private church camp. So, human intrusion on the site is low. And the pond behind the dam provides plenty of food for eagles rearing their young.
Once every five years researchers are permitted to come here and take young birds from the nest.
"Usually we try to keep people about a quarter mile away from the nest. And that way we don't have human dis...
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Timing and Cues
Host intro: The bald eagle came close to extinction before strong measures were taken to help pull it back. The eagle was protected by the Endangered Species Act for 40 years. And the government banned toxic compounds such as DDT that caused damage to the eagles' eggs. Bob Allen caught up with researchers who are monitoring the health of the birds. They're finding the birds are still being exposed to toxic chemicals.