Sydney family finds 'dangerous' snake in bag of supermarket lettuce Not what you would expect to find in your bag of lettuce! Photo / Facebook news.com.au A horrified Sydney shopper had the fright of their life after finding a live snake in a bag of cos lettuce from Aldi. The Mosman woman claims her son found a "baby pale-headed snake" in the packaged salad item, sharing two photos of the dangerous reptile slithering among the green leaves. She explained her shocked son was forced to contact Wildlife Information, Rescue and Education Service (Wires) which came and collected the misplaced snake.