Kingdom Animalia (Animals) ➔ Phylum Chordata (Chordates) ➔ Class Aves (Birds) ➔ Order Struthioniformes (Cassowaries, emus, kiwis, ostriches and rheas) ➔ Family Rheidae (Rheas)
Rhea americana (Linnaeus, 1758)
Nandu Greater Rhea
- African Sacred Ibis
- African Spoonbill
- African Wattled Lapwing
- American Flamingo
- Ara
- Australian Shelduck
- Australian Wood Duck
- Bald Eagle
- Barn Owl
- Berthelots Pipit
- Black Crowned Crane
- Black Swan
- Black Woodpecker
- Black-bellied Whistling Duck
- Black-headed Gull
- Blue Crane
- Blue Tit
- Blue-winged Kookaburra
- Carrion Crow
- Cattle Egret
- Chaffinch
- Chicken
- Common Blackbird
- Common Buzzard
- Common chiffchaff
- Common Kestrel
- Common Magpie
- Common Moorhen
- Common Raven
- Common Starling
- Demoiselle Crane
- Egyptian Goose
- Eurasian Blackcap
- Eurasian Collared Dove
- Eurasian Coot
- Eurasian Eagle-owl
- Eurasian Jay
- Eurasian Nuthatch
- Eurasian tree sparrow
- Eurasian Treecreeper, Common Treecreeper
- European Goldfinch
- European Robin
- Fieldfare
- Gadwall
- Golden Pheasant
- Goosander
- Great Cormorant
- Great Crested Grebe
- Great Spotted Woodpecker
- Great Tit
- Great White Pelican
- Greater Rhea
- Green Woodpecker
- Grey Crowned Crane
- Grey Heron
- Greylag Goose
- Hadeda Ibis
- Harris's Hawk
- Hooded Crow
- Hoopoe
- House Sparrow
- Indian Runner
- Lesser Flamingo
- Little Egret
- Long Tailed Tit
- Mallard
- Mandarin Duck
- Marabou Stork
- Monk Parakeet
- Muscovy Duck
- Mute Swan
- Ostrich
- Red-backed Shrike
- Red-knobbed Coot
- Red-vented Bulbul
- Redwing
- Ring-necked Parakeet
- Rock Dove
- Ruddy Turnstone
- Saddle-billed Stork
- Sanderling
- Scarlet Ibis
- Song Thrush
- Southern Grey Shrike
- Spanish Sparrow
- Spectacled Warbler
- Stonechat
- Sulphur-crested Cockatoo
- Trumpeter Finch
- Tufted Duck
- Wattled Crane
- White Wagtail
- White-backed Vulture
- White-throated Dipper
- Wood Duck, Carolina Duck
- Woodpigeon
- Yellow-billed Stork
- Yellow-legged Gull