Quote Originally Posted by monk90222 View Post
I cut up 2x4's and 1x2's and give that to them. They love it!
Pretty much what we do. It isn't pressure treated, just long 2 x 2's or 2 x 4's cut up into about 4" blocks.

The pine wood blocks for chewing and gnawing are okay. (And they chew them to little round dowels)

Also give toilet paper rolls for them to shred.