PORCUPINE'S SPINE Crossword Clue
PORCUPINE'S SPINE Crossword Clue
We know 1 solutions for: PORCUPINE'S SPINE
Crossword Puzzle Infos
The term 'PORCUPINE's spine' refers to the sharp quills that cover the body of a PORCUPINE. The quills are made of keratin, the same material as human hair and fingernails, and can be up to 10 inches long. The quills are used for defense against predators, and the word for them is 'QUILL, ' which is a five-letter word.