Swiftcurrent Creek waldmärchen

A bear had driven the wolf from his home – Constantine considered this, as well as the question that came next. The question brought to the forefront of his mind was one more personal than he usually asked – but there sudden departure of a few wolves who had claimed to be loyal left a bitter taste in his mouth, and so his eyes skimmed over the other, his own muzzle tipping slightly. “And what happened to the others in your previous pack with the bear? Where are they now?”
 
Why had he left them behind under such dire circumstances?