![birdwatchers guide to holes in trees](https://www.dontmovefirewood.org/wp-content/uploads/2014/11/HIT_thumb.png)
Leigh
Greenwood
lgreenwood@tnc.org
The Nature Conservancy
Newly reissued birdwatchers handout showing holes in trees from woodpeckers and invasive forest pests for use in any birdwatching event, including Christmas Bird Count and Great Backyard Bird Count
Don’t Move Firewood
![](https://www.dontmovefirewood.org/wp-content/uploads/HIT_thumb.png)
holes in trees, birdwatcher guide to holes in trees, citizen scientists, birders, asian longhorned beetle exit hole, emerald ash borer hole, EAB hole, ALB hole
Leigh
Greenwood
lgreenwood@tnc.org
Don’t Move Firewood Manager
The Nature Conservancy