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Bird codes, also known as banding codes or alpha codes, are four-letter abbreviations for bird names used by bird banders, ornithologists, and birdwatchers in North and Central America. The codes are written in capital letters, and look like, e.g., MODO for mourning dove .
The colour of a bird's beak results from concentrations of pigments—primarily melanins and carotenoids—in the epidermal layers, including the rhamphotheca. [39] In general, beak colour depends on a combination of the bird's hormonal state and diet. Colours are typically brightest as the breeding season approaches and palest after breeding. [40]
This page was last edited on 11 December 2022, at 18:38 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The beak, bill, or rostrum is an external anatomical structure found mostly in birds, but also in turtles, non-avian dinosaurs and a few mammals. A beak is used for pecking, grasping, and holding (in probing for food, eating, manipulating and carrying objects, killing prey, or fighting), preening, courtship, and feeding young.
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. Contents
The online video game platform and game creation system Roblox has numerous games (officially referred to as "experiences") [1] [2] created by users of its creation tool, Roblox Studio. Due to Roblox ' s popularity, various games created on the site have grown in popularity, with some games having millions of monthly active players and 5,000 ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 11 November 2024. This list of fictional birds is subsidiary to the list of fictional animals. Ducks, penguins and birds of prey are not included here, and are listed separately at list of fictional ducks, list of fictional penguins, and list of fictional birds of prey. For non-fictional birds see List ...
It was thought to be the oldest known bird to have a beak, [2] though this title now belongs to an earlier relative Eoconfuciusornis. [3] It was named after the Chinese moral philosopher Confucius (551–479 BC). Confuciusornis is one of the most abundant vertebrates found in the Yixian Formation, and several hundred complete specimens have ...