Sibling species

simple

WikiRank.net
ver. 1.6.3

Sibling species

Quality:

Sibling species - pair of closely related species that are difficult to distinguish. Article “Sibling species” in Simple English Wikipedia has 23.3 points for quality (as of July 1, 2026). The article contains 4 references and 1 sections.

This article has the best quality in Spanish Wikipedia. However, the most popular language version of this article is German.

Since the creation of article “Sibling species”, its content was written by 4 registered users of Simple English Wikipedia and edited by 70 registered Wikipedia users in all languages.

The article is cited 5 times in Simple English Wikipedia and cited 108 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #7671 in May 2012
  • Global: #138892 in May 2012

The highest popularity rank from 2008:

  • Local (Simple English): #3369 in February 2022
  • Global: #522025 in September 2019

There are 8 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Spanish (es)
Especies gemelas
27.2371
2Catalan (ca)
Espècies bessones
25.7412
3Simple English (simple)
Sibling species
23.2959
4Russian (ru)
Виды-двойники
22.5973
5German (de)
Zwillingsart
21.6491
6Indonesian (id)
Spesies afanik
15.6937
7Italian (it)
Specie gemella
12.8675
8Ukrainian (uk)
Види-двійники
9.5045
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Sibling species" in all the time
#LanguagePopularity awardRelative popularity
1Russian (ru)
Виды-двойники
65 296
2Spanish (es)
Especies gemelas
64 270
3German (de)
Zwillingsart
51 564
4Ukrainian (uk)
Види-двійники
33 565
5Simple English (simple)
Sibling species
17 413
6Italian (it)
Specie gemella
13 111
7Catalan (ca)
Espècies bessones
2 339
8Indonesian (id)
Spesies afanik
2 242
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2026

The most popular language versions of the article "Sibling species" in June 2026
#LanguagePopularity awardRelative popularity
1German (de)
Zwillingsart
194
2Russian (ru)
Виды-двойники
101
3Spanish (es)
Especies gemelas
73
4Simple English (simple)
Sibling species
25
5Italian (it)
Specie gemella
23
6Ukrainian (uk)
Види-двійники
22
7Catalan (ca)
Espècies bessones
5
8Indonesian (id)
Spesies afanik
2
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Sibling species" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
Zwillingsart
24
2Italian (it)
Specie gemella
12
3Russian (ru)
Виды-двойники
11
4Spanish (es)
Especies gemelas
8
5Ukrainian (uk)
Види-двійники
7
6Simple English (simple)
Sibling species
4
7Catalan (ca)
Espècies bessones
3
8Indonesian (id)
Spesies afanik
1
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2026

Language versions of the article "Sibling species" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Catalan (ca)
Espècies bessones
0
2German (de)
Zwillingsart
0
3Spanish (es)
Especies gemelas
0
4Indonesian (id)
Spesies afanik
0
5Italian (it)
Specie gemella
0
6Russian (ru)
Виды-двойники
0
7Simple English (simple)
Sibling species
0
8Ukrainian (uk)
Види-двійники
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Sibling species" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Ukrainian (uk)
Види-двійники
36
2Spanish (es)
Especies gemelas
24
3Russian (ru)
Виды-двойники
20
4German (de)
Zwillingsart
15
5Italian (it)
Specie gemella
5
6Simple English (simple)
Sibling species
5
7Catalan (ca)
Espècies bessones
2
8Indonesian (id)
Spesies afanik
1
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in June 2026:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in June 2026:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Espècies bessones
deGerman
Zwillingsart
esSpanish
Especies gemelas
idIndonesian
Spesies afanik
itItalian
Specie gemella
ruRussian
Виды-двойники
simpleSimple English
Sibling species
ukUkrainian
Види-двійники

Popularity rank trends

Best Rank Simple English:
#3369
02.2022
Global:
#522025
09.2019

AI rank trends

Best Rank Simple English:
#7671
05.2012
Global:
#138892
05.2012

Local popularity rank history

Local AI rank history

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Sibling species from Wikipedia articles about Sister group, Cryptic species complex, Paramecium, Anopheles maculipennis and Soprano Pipistrelle. Whereas reading the article about Sibling species people most often go to Wikipedia articles on Short-toed Treecreeper, Eurasian Treecreeper, Willow Warbler, Common Chiffchaff and Sympatric speciation.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 1 July 2026

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information