Common Rhea
- Scientific name: Rhea americana
- Size: 127-140 cm
- Weight: 20-27 kg
- Allocation: Argentina, Bolivia, Brazil, Paraguay, and Uruguay
- Habitat: grassland, savannahs, scrub forests, and even desert and palustrine lands, though it prefers areas with at least some tall grasses
- Diet: broad-leaved foliage, particularly seed and fruit when in season, but also insects, scorpions, fish, small rodents, reptiles, and small birds
- CITES:Appendix II
- Conservation of the species: Near threatened
