6 avian serovars (A-F) and 2 mammalian isolates (WC and M56)
Reservoirs: birds (465 species), duck, geese, turkeys, cattle, muskrats
Transmission: inhalation from aerosolized urine, feather dust, feces, dried feces, eye secretions. Person-to-person transmission is possible but rare.
Incubation period usually 5-14 days but can be up to 1 month
All transmittable to humans with potential for severe disease
Chlamydophila psittaci
Gram-positive
Chlamydophila pneumoniae
Streptococcus pneumoniae
Mycobacterium marinum
Staphylococcus aureus
Chlamydia trachomatis
Gram-negative