United States

Nemania serpens

Niabella soli

Olive-Backed Thrush

Catharus ustulatus

Orange-cheeked Waxbill

Estrilda melpoda

Northern Pintail

Anas acuta

Northern Shoveler

Spatula clypeata

Octospora leucoloma

Osprey

Pandion haliaetus

Eel pest

Pseudodactylogyrus bini

Pedobacter luteus

Pectoral Sandpiper

Calidris melanotos

Pacific Golden-Plover

Pluvialis fulva

Painted Lady

Vanessa cardui

Pannaria rubiginosa

Parasitic Jaeger

Stercorarius parasiticus

Physarum pusillum

Pied-Billed Grebe

Podilymbus podiceps

Physarum leucopus

Physarum psittacinum

Frit fly

Oscinella frit

Physarum viride

Gray Birch

Betula alleghaniensis

Peniophora violaceolivida

Plectocarpon lichenum

Forbestown rush

Juncus cyperoides

Pomarine Jaeger

Stercorarius pomarinus

Prothonotary Warbler

Protonotaria citrea

Red-billed Leiothrix

Leiothrix lutea

Puccinia polygoni-amphibii

Pyrenula nitida

Gray Bog Sedge

Carex canescens

Red Admiral

Vanessa atalanta

Forest Lamb

Albatrellus ovinus

Vagabund cluster fly

Pollenia vagabunda

Purple Martin

Progne subis

Redhead

Aythya americana

Red-necked Phalarope

Phalaropus lobatus

Red Junglefowl

Gallus gallus

Red Phalarope

Phalaropus fulicarius

Red-tailed Hawk

Buteo jamaicensis

Red-vented Bulbul

Pycnonotus cafer

Reyranella massiliensis

Red-crested Cardinal

Paroaria coronata

Red-Eyed Vireo

Vireo olivaceus

Red Knot

Calidris canutus

Red-Necked Grebe

Podiceps grisegena

Red-Throated Diver

Gavia stellata

Ring-necked Duck

Aythya collaris

Rhizocarpon richardii

Ruddy Turnstone

Arenaria interpres

Rhodocollybia prolixa

Rose-Breasted Grosbeak

Pheucticus ludovicianus

Ruddy Duck

Oxyura jamaicensis

Ruddy Shelduck

Tadorna ferruginea

Saffron Finch

Sicalis flaveola

Marsh Bluet

Enallagma ebrium

Purple Mullein

Verbascum phoeniceum

Sanderling

Calidris alba

Hartman'S Dry Rock Moss

Grimmia hartmanii

Annual Sunflower

Helianthus annuus