back when the poll about was transported from one zoo to another nason times after his arrival the levels return to a base level relatively quickly we're going to be green arrows indicate days on which the polar bear was shaved ice. this polar bear has been trained to have a sample moved on to come out here to see it here that there was no steep rise in quarters in contrast to the moon much quite common in fact like it sometimes. for us humans as well as for the animals ok janelle stress is completely natural but chronic stress can be dangerous. the research so far indicates that none of this is polar bears are suffering from chronic stress. but how much can animal stress profile really tell us. as a snort than also like the doctors i mean meaningful when it's combined with other parameters for example behavioral observation and of course the veterinary element what kind of physical shape is the animal and how fit is it for the whole picture you have to look at these factors together. because i am the harris reveal signs of stress over longer periods than excrement but not much is really