Add Yahoo as a preferred source to see more of our stories on Google. A wolf with a fierce look on its face and teeth bared. The wolf's eyes are green, and it is angry© kzww/Shutterstock.com The post ...

Source: Greystone Books, with permission. Rick McIntyre, who has logged more than 100,000 sightings of Yellowstone's wolves, is a legend―or most people would say the legend―among wolf researchers.

We’ve all heard the term alpha wolf, and some of us may even refer to ourselves as one. The concept has been popularized in ...