Quills on a Porcupine

ANSWER: (c) 30,000
Having so many quills means the porcupine is not incapacitated by a single encounter with an enemy, since only several hundred quills may be dislodged. As quills are lost they are replaced by new ones – these are white and sharp, and remain firmly anchored in the skin until they are fully grown.

ANSWER: (c) 30,000
Having so many quills means the porcupine is not incapacitated by a single encounter with an enemy, since only several hundred quills may be dislodged. As quills are lost they are replaced by new ones – these are white and sharp, and remain firmly anchored in the skin until they are fully grown.

ANSWER: (c) 30,000
Having so many quills means the porcupine is not incapacitated by a single encounter with an enemy, since only several hundred quills may be dislodged. As quills are lost they are replaced by new ones – these are white and sharp, and remain firmly anchored in the skin until they are fully grown.

ANSWER: (c) 30,000
Having so many quills means the porcupine is not incapacitated by a single encounter with an enemy, since only several hundred quills may be dislodged. As quills are lost they are replaced by new ones – these are white and sharp, and remain firmly anchored in the skin until they are fully grown.

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