Question

Why do dogs in police units be trained to detect the presence of drugs stored in bags?

Answer 1

because sence of smelling of dog is very high as compared to humans

Answer 2

It is due to the search and rescue Dog which is specially trained to find out living human and also not detect the decomposing flesh.

Hope the cadaver dogs are well trained to located and also well follow the scent of decomposing of various human flesh.

Hope it becomes right answer for the student to get suitable ideas with no risk of it.