How identify Male carpenter bee vs female carpenter bee?

Male carpenter bees do not sting. Females however do. When identifying males and females you would probably look at the posterior area as a reference. If you see a stinger you are most likely dealing with a female. Female bees will only sting if extremely provoked. Do not attempt to put them in your hands and do not wave your hand around trying to swat them. This will make the bee angry and cause it to sting. Carpenter bees do not eat wood. They chew it with their extremely Strong jaw. This hole will become their nest. The bee will put a pollen ball in the middle for food and lay its eggs nearby. If you see yellowish brown stain near a carpenter bee hole it is the bee's feces. Bees will not do much damage to your house unless the problem is undetected and progressing fast. Numerous and prosperous hole will cause damage. Woodpeckers will try to peck at these holes to eat the eggs.