“…4,5 However, there may be considerable differ-ences among species with regard to the relative COX-1 or COX-2 selectivity of certain drugs as well as differences in selectivity between in vivo and in vitro pharmacodynamic assays. 4,5 Pharmacokinetics and toxicological effects of NSAIDs, such as meloxicam, sodium salicylate, and flunixin, have been evaluated in a few avian species, including chickens, 4,[6][7][8][9] mallard ducks, 9,10 vultures, [11][12][13] psittacine birds, 14,15 Coturnix quail (Coturnix japonica), 16 pigeons, 9,17 ostriches, and turkeys. 9 The relative expression of COX-1 and COX-2 differs among avian species.…”