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BEASTS BEGONE! Appendix A: Animal Identification

Woodchuck woodchuck

Relatively large (5 to 10 lb.), chunky. Color variable but generally grizzled brownish gray. Diurnal (active during day). Largely ground dwelling but capable of climbing. Frequent burrower near foundations and under decks and additions. Occasional invader of basements if foundation has deteriorated. Rarely enters crawl spaces or other wall voids in structures.

Access Routes

Open crawl spaces/voids under decks and additions can facilitate access.

Entry Sites

When enters a structure, usually via a deteriorated foundation.


Whistles and clucking when alarmed.

Gnaw Marks and Food Remains

Gnaw marks on decks, trees, and other wood.

Fecal Droppings

Variable; tend to be bulky and "dog-like."


Back and sides of animal: each hair partitioned into dark, light, dark, light (tip) segments; may have reddish cast; 1 to 2 inches long.
Belly: each hair partitioned into dark, light (with reddish cast) segments; approximately 1 inch long.
Tail: dark, may have reddish cast; 2 to 2 1/2 inches long.

Other Signs

Burrows often have a large mound of excavated dirt at the entrance.

Tracks:    Front: 2 1/8 in.   Hind: 2 1/2 in.

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