Porcupine gnawings on ponderosa pine. A major portion of the porcupine's diet is the inner bark of trees, including conifers. This can badly damage the tree by creating a pathway for pathogens to invade, or if would is severe, by girdling the trunk. Photo taken in Black Hills, SD.
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Creative#:
TOP22072635
Source:
達志影像
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RM
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須由TPG 完整授權
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N/A
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