The greater rhea, aka American rhea, common rhea, Ema, grey rhea, or ñandú, is the largest flightless bird in the Americas. They can be found in Argentina, Bolivia, Brazil, Paraguay, and Uruguay. Also, there is a population in
- Ecology
- Zoology
- Sustainability
- Animal Behavioral Patterns
- Aposematic Coloration
- Avian Communication
- Animal Thermoregulation
- Beyond DNA: The Animal Accent
- Cetacean Communication
- Cold-Adapted Hypermetabolism
- Elephant Communication
- Herpetofauna Communication
- Primate Language: The Debate
- The Framework of Ethology
- The Hidden Sensory Realm
- Types of Animal Dormancy
- What are Species?
- About the Critterman
- Daily Critter Facts
- For Teachers
- Diseases & Parasites
- Contact









