A porcupine eats rotten carrots at the Kabul Zoo May 5, 2003 in Kabul, Afghanistan. Lack of funding and maintenance have animals living in squalor, many with diseases and a lack of food and clean drinking water. (Photo by Darren McCollester/Getty Images)

A keeper feeding two porcupines in their enclosure at the zoo. (Photo by London Express/Getty Images). Circa 1937

Executive producer/co-creator Chris Kratt of the television show “Wild Kratts” holds a Porcupine during the PBS portion of the 2010 Summer TCA Press Tour at the Beverly Hilton Hotel on August 5, 2010 in Beverly Hills, California. (Photo by Frederick M. Brown/Getty Images)

A Brazilian spiky porcupine, shortly after its arrival at London Zoo. (Photo by Fox Photos/Getty Images). 27th April 1959

An old man shares a moment of affection with a large porcupine. (Photo by Kurt Hutton/Picture Post/Getty Images). July 1944