"Birds ... are sensitive indicators of the environment,……" — Roger Tory Peterson
"Birds ... are sensitive indicators of the environment, a sort of "ecological litmus paper," ... The observation and recording of bird populations over time lead inevitably to environmental awareness and can signal impending changes."
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Roger Tory Peterson
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22 Quotes by Roger Tory Peterson
Roger Tory Peterson has 22 quotes on this site.
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Butterflies are very interesting. Here these things are little grubs for a while. And then they go into a little…
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Butterflies may be better indicators of the health of our environment than birds.
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Penguins are an indicator of the health of our watery planet, and if they are unable to survive, we had…
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Conservation is not just an ideal that we read about; it works.
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Birds, it must be admitted, are the most exciting and most deserving of the vertebrates; they are perhaps the best…
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Birding, after all, is just a game. Going beyond that is what is important.
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The other creatures with which we share this world have their rights too, but not speaking our language, they have…
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The truth of the matter is, the birds could very well live without us, but many -- perhaps all --…
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I consider myself to have been the bridge between the shotgun and the binoculars in bird watching. Before I came…
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I can recognize the calls of practically every bird in North America. There are some in Africa I don't know,…
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Vultures are homely, but they clean up all the garbage and that's good. And they're elegant in the sky.
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Birds are, perhaps, the most eloquent expression of reality.
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