Outline of birds

The following outline is provided as an overview of and topical guide to birds:

House sparrow, Passer domesticus

Birds (class Aves) winged, bipedal, endothermic (warm-blooded), egg-laying, vertebrate animals. There are around 10,000 living species, making them the most varied of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic, to the Antarctic. Extant birds range in size from the 5 cm (2 in) bee hummingbird to the 2.75 m (9 ft) ostrich.

What type of thing is a bird

A bird can be described as all of the following:

  • Life form entity or being that is living or alive.
    • Animal multicellular, eukaryotic organisms of the kingdom Animalia (also called Metazoa). Their body plan eventually becomes fixed as they develop, although some undergo a process of metamorphosis later on in their lives. Most animals are motile, meaning they can move spontaneously and independently.

Biological classification

Cladogram showing the most recent classification of Neoaves, based on several phylogenetic studies.

Nature of birds

Bird

Bird anatomy

External anatomy (topography) of a typical bird: 1 Beak, 2 Head, 3 Iris, 4 Pupil, 5 Mantle, 6 Lesser coverts, 7 Scapulars, 8 Coverts, 9 Tertials, 10 Rump, 11 Primaries, 12 Vent, 13 Thigh, 14 Tibio-tarsal articulation, 15 Tarsus, 16 Feet, 17 Tibia, 18 Belly, 19 Flanks, 20 Breast, 21 Throat, 22 Wattle, 23 Eyestripe

Bird anatomy

Bird behavior

Bird behavior

Types of birds

Orders

Families

Subfamilies

Genera

History of birds

Study of birds

Aviculture

Aviculture

Bird diseases and parasites

Threats and conservation

Persons influential in the field of birds

Artists

Ornithologists

List of ornithologists

Writers

Birds in culture

gollark: Blocking?
gollark: Too bad, it is inevitable.
gollark: Well, there are tradeoffs; either you accept it just repeating the input lots, or poor quality.
gollark: Which means it can capture other stuff less, and when it reaches 0 health it dies.
gollark: It takes damage.

See also

References

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