This is where the pack den lie. Some may be better then others, but that should not matter, al lyou wolves can tough it out right? Even if Kaysha does not like pups, she likes them because they will serve her well when the grow bigger, so you wolves are to give up a good den to a pregnate wolf. OR SUFFER THE WRATH OF YOUR ALPHA! There are a viraty of dens, some fallen trees ahave big holes dug under them, to serve as a den, there are a few cave dens. Find a good one for you.