-
Rheiformes is an
order that
contains the
family Rheidae (rheas). It is in the
infraclass Paleognathae,
which contains all ratites.
Extant members are found...
- sole
living genus Rhea, but also
contains several extinct genera.
Order Rheiformes (Forbes, 1884) Furbringer, 1888 [Rheimorphae Bonaparte, 1849;
Rheae Forbes...
-
Notopalaeognathae is a
clade that
contains the
order Rheiformes (rheas), the
clade Novaeratitae (which
includes the c****owaries and emus, the kiwis, and...
- (flightless
birds without a keel on
their sternum bone) of the
order Rheiformes. They are
distantly related to the
African ostriches and Australia's emu...
-
between the four main
groups of non-ostrich
palaeognaths (Casuariiformes,
Rheiformes, Apteryformes+Aepyornithformes and Tinamiformes+Dinornithformes) are an...
- List of bird
genera concerns the
chordata class of aves or birds,
characterised by feathers, a beak with no teeth, the
laying of hard-s****ed eggs, and...
-
Birds evolved from
certain feathered theropod dinosaurs, and
there is no real
dividing line
between birds and non-avian
dinosaurs except that some of the...
-
Flightless birds are
birds that,
through evolution, lost the
ability to fly.
There are over 60
extant species,
including the well-known
ratites (ostriches...
-
Rheimorphae Rheiformes (rheas) Novaeratitae...
- Norte, Brazil, in 1758. They are from the
family Rheidae, and the
order Rheiformes. They are
closely related to
other ratites such as emus, ostriches, c****owaries...
