Animals
Five dogs underwent the training process for the field study. One of these was Nala, the Belgian Malinois who was also involved in the laboratory testing phase. The other dogs were Chaos (Golden retriever, male, 4.5 years old), Hope (Border collie, female, 6 years old), Iris (Golden retriever, female, 3 years old) and Nim (mixed breed, female, 12 years old). Only Nala and Nim had previous experience of scent work (phyto aromas and 