With the ushering in of the cool nighttime temperatures comes the very early stages of testosterone rise! Not only does he feel it but the does are also going through hormonal changes although in the very early stage I guarantee she is already emitting some early estrous pheromones into the air signifying she will absolutely be wanting some breeding assistance soon and he can already detect that, along with catching the sight of my truck that of which, HE JUST ISNT SURE THAT THIS IS A SAFE PLACE TO BE RIGHT NOW!