quote · Legacy record
Birds are indicators of the environment. If they are in trouble, we know we'll soon be in trouble.
Birds are indicators of the environment. If they are in trouble, we know we'll soon be in trouble.
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Begin with source-checked readings and explanations ↗Attribution & collection notes
- Author or tradition
- Roger Tory Peterson
Attribution: attributed - Country attributed
- Not established
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- Historical period not yet established
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- Contributor-provided quotation collection
Supplied reference C; CSV row 495971; supplied attribution, independently unverified
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