Rheas (/ ˈriːəz / REE-əz), also known as ñandus[a] (/ njænˈduːz / nyan-DOOZ) or South American ostrich, [3][4] are South American ratites (flightless birds without a keel on their sternum bone) of the order Rheiformes.

Everything you should know about the Rhea. The Rhea is a tall, flightless bird, native to South America, and is related to the ostrich and emu.

The greater rhea (Rhea americana) is a species of flightless bird native to eastern South America. Other names for the greater rhea include the grey, common, or American rhea; ema (Portuguese); or ñandú (Guaraní and Spanish).

Rhea, either of two species of large, flightless birds in the family Rheidae, order Rheiformes. They are native to South America and are related to the ostrich and emu. The common rhea (Rhea americana) is found in open country from northeastern …

Greater rhea are the largest native bird to South America. These graceful giants can stand up to 5.9 feet (1.8 meters) tall and weigh up to 88 pounds (40 kilograms). While they can have a similar mass to the lesser rhea, they often appear larger and are taller due to longer legs, and neck.

The largest bird in South America; resembles an ostrich and is unmistakable. Flightless and appears tailless. Mostly gray-brown overall with very long legs and neck and a proportionally small head.

May 27, 2024 · Rheas are ratites, a type of flightless bird with a flat breastbone with no keel. Other familiar ratites include ostriches, emus, and others. Rheas look most like ostriches, but smaller. There are currently three species of rheas, including the Greater Rhea, the Lesser Rhea or Darwin’s Rhea, and the Puna Rhea.

The greater or American rhea (also called the 'Nandu') is a large, flightless bird from forests of South America. This ratite is the largest bird in the Americas. It is a fast runner; and when it runs, its neck is almost horizontal to the ground. Rheas congregate in flocks of 20 to 30 birds.

Nov 8, 2021 · The rhea is a native bird of South America and is mainly located in the open grasslands in the south of the continent. The species are commonly known as the Greater Rhea (e.g. Rhea Americana) and Rhea tarapacensis are mostly found in Argentina, Bolivia, Brazil, Paraguay, and Uruguay.