impact:

birdsna.org

Birds of North America is a comprehensive encyclopedia of bird species in the United States and Canada, with substantial articles about each species. It was first published as a series of 716 printed booklets, prepared by 863 authors, and made available as the booklets were completed from 1992 through 2003. The project was overseen by the American Ornithologists' Union in partnership with the Academy of Natural Sciences of Philadelphia. In 2004, an online version of the encyclopedia, including audio and video resources, was produced and released by the Cornell Lab of Ornithology. Access is by personal or institutional subscription. More information...

According to PR-model, birdsna.org is ranked 36,201^st in multilingual Wikipedia, in particular this website is ranked 23,300^th in English Wikipedia.

The website is placed before al-habib.info and after wboc.com in the BestRef global ranking of the most important sources of Wikipedia.

#Language

PR-model F-model AR-model

*All Wikipedias

36,201^st place

31,540^th place

37,226^th place

enEnglish

23,300^th place

18,615^th place

20,901^st place

frFrench

13,714^th place

34,421^st place

18,708^th place

ruRussian

57,912^th place

42,997^th place

110,597^th place

esSpanish

76,042^nd place

145,894^th place

174,113^th place

deGerman

95,407^th place

274,953^rd place

228,318^th place

plPolish

58,465^th place

7,921^st place

61,609^th place

ptPortuguese

88,319^th place

29,149^th place

31,463^rd place

srSerbian

32,400^th place

12,517^th place

38,527^th place

zhChinese

159,171^st place

49,478^th place

117,457^th place

hrCroatian

21,203^rd place

3,940^th place

23,898^th place

bgBulgarian

29,970^th place

34,052^nd place

46,077^th place

csCzech

65,491^st place

15,304^th place

60,388^th place

itItalian

197,338^th place

114,830^th place

201,833^rd place

koKorean

58,214^th place

39,112^th place

57,260^th place

teTelugu

12,063^rd place

19,559^th place

11,300^th place

ukUkrainian

123,148^th place

78,014^th place

134,670^th place

simpleSimple English

44,310^th place

32,605^th place

43,879^th place

arArabic

185,986^th place

221,405^th place

131,556^th place

faPersian

110,634^th place

47,814^th place

82,901^st place

nlDutch

88,632^nd place

83,709^th place

103,611^th place

svSwedish

100,582^nd place

15,249^th place

65,792^nd place

caCatalan

103,384^th place

109,490^th place

163,277^th place

glGalician

29,655^th place

4,203^rd place

33,656^th place

taTamil

39,153^rd place

27,195^th place

37,082^nd place

euBasque

24,899^th place

23,539^th place

23,194^th place

↓ Show all Wikipedia languages... ↓