so, we find d a place to c camp, erect our tetents, and hopope. the next day something happens that no one had expected anymore. the spirits of the steppe are there. the expedition has achieved its aim. >> you see it? >> oh, wow.. ststeffen: now w we've finallyld saigas. wewe've traveled a long way. they've hidden in a place that's vevery hard to reach. on our way we've seen that there are now at least 2000 saigas. inga: the e animals haveve gathe 1000 kililometers deep in the steppe to bear their young. most of the calvlves are already onon their legs, andnd they're evidently doing well. now the scientiststs can start e real work. that includes weighing and measuring the calves. steffen: we want to carry out conventitional monitoring on the state of the calves. in other words, to f find out hw many there are, the density of the calf population, in order to see how reproduction is going. inga: a tissue sample should show whether there are pasteurella bacteria in the calves' bodidies, the usuaually harmless bacteria that bececame lethal pathogens l