Quality:

Bird - class of tetrapods. This taxon is the 8th most popular in the global Wikipedia ranking of taxon and the 10th most popular taxon in English Wikipedia. Article "Bird" in English Wikipedia has 96.2 points for quality (as of April 1, 2022).
The article contains 380 references and 38 sections.
This article has the best quality in Spanish Wikipedia. However, this article is the most popular in English version.
Achievements in all the time:
English Wikipedia:
Global Wikipedia:
Achievements in the last month:
English Wikipedia:
Global Wikipedia:
The
1135th most popular in
AI in the last month.
In March 2022 the article "Bird" was edited by 2 authors in English Wikipedia and written by 82 authors in all languages (1135th place).
Since the creation of article "Bird", its content was written by 1491 registered users of English Wikipedia (1745th place) and edited by 7554 registered Wikipedia users in all languages (456th place).
Bird is on the 10th place in local ranking of taxon in English Wikipedia
and on the 8th place in global ranking of taxon in all the time.
The article is cited 21184 times in English Wikipedia (659th place) and cited 333103 times in all languages (253rd place).
The highest Authors Interest rank from 2001:
- Local (English): #35 in June 2002
- Global: #35 in December 2003
The highest popularity rank from 2008:
- Local (English): #555 in May 2010
- Global: #334 in May 2010
There are 55 language versions for this article in WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipedia dumps from April 1, 2022 (including revision history and pageviews for previous years).
The table below shows the language versions of the article with the highest quality.