I've dwelt previously on items...

that may become trapped in car grills. Decorative grills are not designed to catch the unwary. In Massachussets this dog whom we shall call for anonymity's purpose, Dim, was wedged for some 11 miles in the grill of sedan. A qualified mechanic, passing as they often are, safely removed the Toyota from the dog's head. Fortunately, damage to the paintwork was minor though the same cannot be said of the dog whose skull was fractured. I think the lesson is very clear. Fit bumpers.