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La primera radio-collared lobo gris conocido como U-7, justo después de su liberación con crotales y un collar de radio en las montañas Wallowa Oregon Fotografía de stock - Alamy
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Wolf collared with a Lotek Argos GPS tracking collar (Photo by Fiona E.... | Download Scientific Diagram
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Photograph of Radio-collared wolf. Radio-collared wolves are aerially tracked and the numbers of their packmates are counted annually | U.S. Geological Survey
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