Division (2) In addition to the testing set out in point 1, the following samples shall be taken for virological examination:

cloacal swabs (or faeces) and tracheal/oropharyngeal swabs, if possible, from clinically ill birds or ill sentinel birds;

from the intestinal contents, brain, trachea, lungs, liver, spleen, kidneys and other obviously affected organs as soon as possible following the death from either:

1. (i)

   dead sentinel birds and all birds dead on arrival and those which die during quarantine; or

2. (ii)

   in the case of high mortality in small birds of large consignments from at least 10 % of the dead birds.