* C. jejuni was most commonly found in domestic chicken meat and offal, while C. coli was prevalent in domestic pork offal, with higher rates in offal compared to regular meat.
* A small percentage of C. jejuni (1%) and a larger percentage of C. coli (36.2%) were resistant to erythromycin, with a significant portion of both species also resistant to ciprofloxacin, linked to a specific genetic mutation.