Author:
Qjure
Book:
Qjurious
Type:
Info
Chapter:
4-561.30.00
Rheiformes
Clades: Paleognathae; Aves; Animals.
Region: South America
Genera: 1; 3 species: Rhea americana, Rhea pennata, Rhea tarapacensis.
Culture: near-threatened.
Zoology
Rheidae are large flightless, ratite birds. They lack a keel on their sternum bone.