<unk>  is a small, gram-negative, rod-shaped bacterium of the genus<unk> . It can cause infectious bronchitis in dogs and other animals, but rarely infects humans. Closely related to B. pertussis—the obligate human pathogen that causes pertussis (whooping cough);<unk>  can persist in the environment for extended periods.
Bordetella bronchiseptica
Bacillus anthracis
Bordetella pertussis
Pseudomonas aeruginosa
Rhodococcus equi
Haemophilus influenzae
Streptococcus bovis
Pasteurella