Squirrelless

Like Beecher’s dog Noble he has got into the habit of barking at that squirrelless hole, and cannot break it.

Source: wiktionary

[H]e was capering in and out of the woods, thinking what an Arabian Nights’ entertainment he would give the Minerva Court dogs when he returned, if return he ever must to that miserable, squirrelless hole.

Source: wiktionary

We did find a matching dim, voices-held-below-a-whisper awe-full hush in its natural silence: birds held their song in the birdfooted branches; acorns refused to drop through the squirrelless shadows.

Source: wiktionary