Bordetella pertussis (B. Pertussis) is a small, coccobacillus. Coccobacillus are rod-shaped bacteria. Cocco comes from cocci meaning spherical shaped and bacillus comes from bacilli meaning elongated. B. pertussis, like most pathogenic bacteria, is Gram-negative.
Cost of Flea Exterminators. The price of flea extermination varies based on the severity of the problem, the company and your geographic location. Generally, expect to spend anywhere from $150 to $350 per residential treatment. If the problem is really pervasive, you might have to spend more.
Generally it takes one flea bomb per room (large rooms might require two), or roughly six to eight for a typical 1,600-square-foot home, for a total cost of $30-$160. For example, the Raid Flea Killer Plus Fogger sells for $13-$15 for a three-pack of 5-ounce foggers, or $39-$54 for an average home.