These are species that were predicted to breed in the hex or square,
based on habitat and geographic range,
but they were not found. The list specifies Hexagon to indicate
the species was predicted to occur in the hexagon and Square
to indicate it was predicted to occur in the square.
- Turkey Vulture (Square)
- Northern Harrier (Square)
- Swainson's Hawk (Square)
- Red-tailed Hawk (Square)
- Ferruginous Hawk (Square)
- Ring-necked Pheasant (Hexagon) (Square)
- Sage Grouse (Square)
- Willet (Hexagon) (Square)
- Long-billed Curlew (Square)
- Wilson's Phalarope (Square)
- Barn Owl (Hexagon) (Square)
- Great Horned Owl (Square)
- Burrowing Owl (Hexagon) (Square)
- Long-eared Owl (Square)
- Short-eared Owl (Hexagon) (Square)
- Black-chinned Hummingbird (Hexagon) (Square)
- Calliope Hummingbird (Hexagon) (Square)
- Dusky Flycatcher (Hexagon) (Square)
- Gray Flycatcher (Square)
- Eastern Kingbird (Hexagon) (Square)
- Barn Swallow (Square)
- Bushtit (Hexagon) (Square)
- Mountain Bluebird (Hexagon) (Square)
- Green-tailed Towhee (Hexagon) (Square)
- Savannah Sparrow (Square)
- Grasshopper Sparrow (Hexagon) (Square)
- House Finch (Square)
- American Goldfinch (Hexagon) (Square)