Birds are a group of warm-blooded vertebrates constituting the class Aves (Latin:), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a …

This article lists living orders and families of birds. In total there are about 11,000 species of birds described as of 2024, [1] though one estimate of the real number places it at almost 20,000. …

Vogels (Aves) zijn een klasse van warmbloedige, gewervelde dieren die gekenmerkt worden door het bezit van veren, een hol maar sterk skelet en aangepaste voorste ledematen die hen in …

Birds (Aves) are a group of animals with backbones. They evolved from dinosaurs. Technically, birds are dinosaurs. [2] The word for "bird-like" is avian. Birds are warm blooded. Their …

In this list of birds by common name 11,278 extant and recently extinct (since 1500) bird species are recognised. [1] Species marked with a "†" are extinct.

Use our Bird Guide to identify birds, learn about the life history, listen to the sounds, and watch bird behavior on video--the most comprehensive guide to Nort

This is a list of national birds, including official birds of overseas territories and other states described as nations. Most species in the list are officially designated. Some species hold only …

2025年2月24日 · Bird, any of the more than 10,400 living species unique in having feathers, the major characteristic that distinguishes them from other animals. They are warm-blooded …

Birds are a group of warm-blooded vertebrates constituting the class Aves (Latin:), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a …

Birds are bipedal, warm-blooded, egg-laying vertebrates characterized primarily by feathers, forelimbs modified as wings, and hollow bones. This category contains taxa at the order or …