19th century博物学插画

Prothonotary warbler (Prothonotary warbler)

Puffin (Puffin)

Purple finch (Purple finch)

Purple gallinule (Purple gallinule)

Purple grackle (Purple grackle)

Purple heron (Purple heron)

Purple martin (Purple martin)

Purple sandpiper (Purple sandpiper)

Rathbone warbler (Rathbone warbler)

Raven (Raven)

Razor bill (Razor bill)

Red headed woodpecker (Red headed woodpecker)

Red phalarope (Red phalarope)

Red tailed hawk (Red tailed hawk)

Red winged starling or marsh blackbird (Red winged starling or marsh blackbird)

Red-backed sandpiper (Red-backed sandpiper)

Red-breasted merganser (Red-breasted merganser)

Red-breasted nuthatch (Red-breasted nuthatch)

Red-breasted sandpiper (Red-breasted sandpiper)

Red-breasted snipe (Red-breasted snipe)

Red-cockaded woodpecker (Red-cockaded woodpecker)

Red-eyed vireo (Red-eyed vireo)

Red-headed duck (Red-headed duck)

Red-necked grebe (Red-necked grebe)

Red-tailed hawk (Red-tailed hawk)

Red-throated diver (Red-throated diver)

Red-winged starling (Red-winged starling)

Republican or cliff swallow (Republican or cliff swallow)

Rice bird (Rice bird)

Richardson’s jager

Ring plover (Ring plover)

Rock grous (Rock grous)

Rocky mountain plover (Rocky mountain plover)

Roscoe’s yellow-throat

Roseate spoonbill (Roseate spoonbill)

Roseate tern (Roseate tern)

Rose-breasted grosbeak (Rose-breasted grosbeak)

Rough-legged falcon (Rough-legged falcon)

Ruby crowned wren (Ruby crowned wren)

Ruby-throated humming bird (Ruby-throated humming bird)

Ruddy duck (Ruddy duck)

Ruddy plover (Ruddy plover)

Ruffed grous (Ruffed grous)

Ruff-necked humming-bird (Ruff-necked humming-bird)

Rusty grakle (Rusty grakle)

Salt water marsh hen (Salt water marsh hen)

Sandwich tern (Sandwich tern)

Savannah finch (Savannah finch)