Synapsidasynapsids
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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North American porcupine
Erethizon dorsatum
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North American porcupine
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New World porcupines
Erethizontidae
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New World porcupines
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western European hedgehog
Erinaceus europaeus
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western European hedgehog
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western European hedgehog
Erinaceus europaeus
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western European hedgehog