Is it true that the average cockroach passes gas every 15 seconds?

No it's every 15 minutes, and I'd hate to be the one behind those big suckers timing the flatulence! OTHER FACTS: Hissing cockroaches are the largest and are harmless (do not bite) but use just the hissing as their only protection. Cockroaches can run up to 3 miles per hour. Roaches can live without food for one month, but will only survive a week without water. Crushed cockroaches can be applied to a sting wound to relieve pain. A cockroach can live for a week without it's head. The roach dies because it can't take in water. Cockroaches pass gas every 15 mins. A cockroach's blood is white. The world's largest roach (from South America) is 6 " long and has a one-foot wingspan. Cockroaches can hold their breath for 40 minutes. Roaches live an average of 2 - 5 years. Roaches that have just shed their skin are white. A female usually gets pregnant only once and she will stay that way for the rest of her life.