Table 1: Cloacal swab samples from free-ranging parrot nestlings tested for select Escherichia coli virulence factors. Surveyed species and the number of positive samples for each tested gene/association by polymerase chain reaction (PCR) are shown.

SpeciesNumber of positive samples/total number of sampleseaebfpsfapapissiuctshHlyAcnf1

Amazona aestiva7/21+
Amazona aestiva1/21++
Amazona aestiva1/21++
Amazona aestiva1/21++
Amazona aestiva1/21+++
Anodorhynchus hyacinthinus3/10+
Anodorhynchus leari1/13+