List of bird families by number of genera and species


 * Palaeognaths are birds from ostriches to tinamous.
 * Fowl are birds from megapodes (e.g. Malleefowl) to pheasants.
 * Metaves are birds from flamingos to hummingbirds.
 * Coronaves are birds from the hoatzin to the passerines (e.g. House Sparrow).

Galloanserae
{{Navbox with collapsible groups


 * name = List of bird families
 * state = {{{state|collapsed}}}
 * selected = {{{1|}}}
 * title = {{{anchor|Fowl}}Fowl
 * bodyclass = hlist

{{Navbox subgroup |group1 = Anhimidae |list1 = 2 genera, 3 species
 * above =
 * Kingdom: Animalia
 * Phylum: Chordata
 * Class: Aves
 * Superorder: Galloanserae
 * group1 = Anseriformes
 * state1 = {{{state|expanded}}}
 * list1 =

|group2 = Anseranatidae |list2 = 1 genus, 2 species |group3 = Anatidae |list3 = 56 genera, 173 species, 5 made-up species }}

{{Navbox subgroup |group1 = Megapodidae |list1 = 7 genus, 22 species
 * group2 = Galliformes (rheas)
 * state2 = {{{state|expanded}}}
 * list2 =

|group2 = Cracidae |list2 = 9 genera, 54 species

|group3 = Numididae |list3 = 4 genera, 6 species

|group4 = Odontophoridae |list4 = 11 genera, 34 species

|group5 = Phasianidae |list5 = 54 genera, 184 species, 2 made-up species }}

}}
 * belowclass = hlist
 * below = Total: 144 genera, 474 species, 7 made-up species
 * List of fowl

Neoaves
}} }}

}} }} }}

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Passerae: Accipitrimorphae
{| border=1 width="100%" align="center" class="sortable" style="background: #FFFFFF; border:1px solid #000; border-collapse:collapse;"
 * - style="background:#fff"
 * 78 || Cathartiformes || Cathartidae || 5 || 7 || The New World vultures. || List of Accipitrimorphs
 * 79 || Accipitriformes || Sagittariidae || 1 || 1 || Monotypic. The Secretarybird. || List of Accipitrimorphs
 * 80 || Accipitriformes || Pandionidae || 1 || 1 || Monotypic. The Osprey. It is occasionally split into two species. || List of Accipitrimorphs
 * 81 || Accipitriformes || Accipitridae || 71 || 251 || The hawks, kites, vultures, buzzards and allies. || List of Accipitrimorphs
 * 80 || Accipitriformes || Pandionidae || 1 || 1 || Monotypic. The Osprey. It is occasionally split into two species. || List of Accipitrimorphs
 * 81 || Accipitriformes || Accipitridae || 71 || 251 || The hawks, kites, vultures, buzzards and allies. || List of Accipitrimorphs
 * 81 || Accipitriformes || Accipitridae || 71 || 251 || The hawks, kites, vultures, buzzards and allies. || List of Accipitrimorphs
 * 81 || Accipitriformes || Accipitridae || 71 || 251 || The hawks, kites, vultures, buzzards and allies. || List of Accipitrimorphs

All together
}}