That's the fifth leg of this carrion table. (sbnation.com)
Tonia Couch and Sarah Barrow continued their fine form at the Diving World Series with a superb silver medal on the opening day of the fifth leg in Windsor, Canada. (teamgb.com)
When the kangaroos» fifth leg was discovered, it was thought similar animals — like wallabies and pademelons — wouldn't use their tail in the same way because they were too small to need a fifth leg. (newscientist.com)