The quill is a mighty (painful) sword
1949 was a good year for reportage of what happens when a porcupine quill encounters human skin, and 1955 was even better. That first year, Albert R Shadle and Donald Po-Chedley published a joint firsthand plus eyewitness account called Rate of Penetration of a Porcupine Spine. Four years and many punctures later, Shadle wrote a broader-based follow-up called Effects of Porcupine Quills in Humans. It all stemmed from an incident that happened at or about 10.50am on 20 January 1947…..
So begins this week’s Improbable Research column in The Guardian.







