“…Species of Listeria have a wide distribution in the environment and have been recovered from dust, vegetation, decaying materials, soil, water, sewage, animal feeds, silage, and natural habitats (Barre et al, ; Sheng, Tsai, Zhu, & Zhu, ; Weller et al, ). They are often present in foods gotten from plant and animal sources, and are constantly found in environments where food is processed (Aalto‐Araneda, Lunden, Markkula, Hakola, & Korkeala, ; Kaczmarek, Avery, & Singleton, ).…”