Rheiformes
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Rheiformes is an order that contains the family Rheidae. It is in the infraclass Paleognathae, which contains all ratites. Extant members are found in South America. While the IOC World Bird List and
Greater Rhea
Rhea americana qtl 2
Rhea pennata pennata
Struthio camelus Etosha 2014 white background
Rhea (bird)
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The rhea, also known as the ñandú is a South American ratite of the order Rheiformes. Rheas are distantly related to the two African ostriches and Australia's emu, with rheas placing just behind the e
Rheiformes
…its last assessment in 2020; in 2022, it was again recognised as a subspecies of R. pennata. Today, the order is represented by the sole living genus Rhea, though it contains 4-5 genera in total depending on the affiliation of the extinct genus Diogenornis. The taxonomy of the order is as follows: Order…
Greater rhea pair arp
Greater rheas (Rhea americana) dustbathing at Marwell Zoo: The two individuals on the left are leucistic.
Greater rhea head close up
A rhea at the Parque Luro, Argentina