This is exactly what it looks like. Pavement Ants are those masses of black crawlers creeping around your patio, brick driveway, tile floor and often are the culprit behind the theft of your cat or dog food in the kitchen.Pavement Ants are generally smaller than the Carpenter Ant. However dependent on the maturity of the population Pavement Ants can be mistaken for Carpenter Ants. Typically Pavement Ants are easily eliminated as they appear. However long term control requires professional care and can be achieved through the use of baits and liquid applications.