Of course.  If only one detail is changed at a time, there would be different weather when mountains rose up, wouldn't there?  Jacob makes a mental note to correct for this sort of thing in the future.<br/><br/>His attempt to make the weather more pleasant is interrupted by the growl.  With a grin, he draws his sword, digging in his heels to make his horse go a bit faster.  If the creature really wants trouble, he'll be happy to oblige.