| Common Name | Scientific name |
|---|---|
| California Gnatcatcher | Polioptila californica |
| Blue-gray Gnatcatcher | Polioptila caerulea |
| White-lored Gnatcatcher | Polioptila albiloris |
| Senegal Parrot | Poicephalus senegalus |
| Slate-headed Tody-Flycatcher | Poecilotriccus sylvia |
| Mexican Chickadee | Poecile sclateri |
| Chestnut-backed Chickadee | Poecile rufescens |
| Marsh Tit | Poecile palustris |
| Willow Tit | Poecile montanus |
| Boreal Chickadee | Poecile hudsonicus |
| Mountain Chickadee | Poecile gambeli |
| Gray-headed Chickadee | Poecile cinctus |
| Carolina Chickadee | Poecile carolinensis |
| Black-capped Chickadee | Poecile atricapillus |
| Pied-billed Grebe | Podilymbus podiceps |
| Atitlan Grebe | Podilymbus gigas |
| Black-necked Grebe | Podiceps nigricollis |
| Red-necked Grebe | Podiceps grisegena |
| Great Crested Grebe | Podiceps cristatus |
| Horned Grebe | Podiceps auritus |
| Crocodile-bird | Pluvianus aegyptius |
| Grey Plover | Pluvialis squatarola |
| Pacific Golden Plover | Pluvialis fulva |
| American Golden Plover | Pluvialis dominica |
| European Golden Plover | Pluvialis apricaria |
RingBase adheres to EURING codes.
