康乃爾鳥類學實驗室 (Chinese Wikipedia)

About Us, Annual Report, Staff Directory, Visit, Cornell Lab of Ornithology. Birds.cornell.edu. 2011-10-14 [2011-10-18]. （原始内容存档于2010-04-05）.
Visit the Lab, Hours, Directions, Sapsucker Woods, Cornell Lab of Ornithology. Birds.cornell.edu. 2011-09-29 [October 18, 2011-10-10]. （原始内容存档于2010-04-18）.
Adelson Library – Adelson Library. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-10-14）.
2010 Annual Report (PDF). Cornell University: 16. [2011-01-15]. （原始内容存档 (PDF)于2011-01-25）.
2010 Annual Report (PDF). Cornell University: 23. [2011-01-15]. （原始内容存档 (PDF)于2011-01-25）.
What We Do Citizen Science. Cornell University. [2011-01-15]. （原始内容存档于2011-01-21）.
2010 Annual Report (PDF). Cornell University: 4. [2011-01-15]. （原始内容存档 (PDF)于2011-01-25）.
Birds In Forested Landscapes. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-09-17）.
Education Program – What We Do, Cornell Lab of Ornithology. Birds.cornell.edu. 2011-10-14 [2011-10-11]. （原始内容存档于2010-07-13）.
Cornell Lab of Ornithology. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-09-16）.
Mission: Research — What we do. Cornell Lab of Ornithology. [1 August 2014]. （原始内容存档于2014-08-01）.
Welcome – Ivory-billed Woodpecker. Birds.cornell.edu. [2011-01-18]. （原始内容存档于2011-01-12）.
Birds – Cornell Lab of Ornithology. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-06-05）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2011-08-09 [2011-10-18]. （原始内容存档于2011-10-08）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2007-04-06 [2011-10-18]. （原始内容存档于2011-06-05）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2010-06-08 [2011-10-18]. （原始内容存档于2011-09-21）.
The Elephant Listening Project. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-10-28）.
Ivory-bill Acoustics – Ivory-billed Woodpecker. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-09-13）.
Raven: Interactive Sound Analysis Software. Birds.cornell.edu. 2008-03-13 [2011-10-18]. （原始内容存档于2011-10-12）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2007-04-19 [2011-10-18]. （原始内容存档于2011-06-05）.

watch.birds.cornell.edu

CamClickr Website – CamClickr Information Page. Watch.birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-10-11）.

cumv.cornell.edu

Welcome to the CUMV – Cornell University Museum of Vertebrates. Cumv.cornell.edu. 2011-10-04 [2011-10-18]. （原始内容存档于2011-10-10）.

ebird.org

eBird News and Features – eBird. Ebird.org. [2011-10-18]. （原始内容存档于2008-11-20）.
Great (Global) Backyard Bird Count this weekend!. ebird.org. [2014-02-17]. （原始内容存档于2014-03-01）.

feederwatch.org

Project FeederWatch. Feederwatch.org. [2011-10-18]. （原始内容存档于2012-04-24）.

listenforwhales.org

Right Whale Listening Network, Cornell, Bioacousti. Listenforwhales.org. 2011-10-14 [2011-10-18]. （原始内容存档于2012-03-31）.

loc.gov

webarchive.loc.gov

Welcome to GBBC – Great Backyard Bird Count. Birdcount.org. [2011-10-18]. （原始内容存档于2014-07-02）.

nestwatch.org

NestWatch. NestWatch. [2011-10-18]. （原始内容存档于2012-03-25）.

sapsuckerwoods.com

For the Birds （页面存档备份，存于互联网档案馆）, by Randolph Scott Little, 2003

stateofthebirds.org

2011 Report – Public Lands and Waters. Stateofthebirds.org. [2011-10-18]. （原始内容存档于2011-10-16）.

usgs.gov

pwrc.usgs.gov

Partners in Flight – U.S.- North American Landbird Conservation Plan. Pwrc.usgs.gov. 2011-06-24 [2011-10-181]. （原始内容存档于2011-09-27）.

web.archive.org

About Us, Annual Report, Staff Directory, Visit, Cornell Lab of Ornithology. Birds.cornell.edu. 2011-10-14 [2011-10-18]. （原始内容存档于2010-04-05）.
存档副本. [2015-06-06]. （原始内容存档于2015-08-14）.
For the Birds （页面存档备份，存于互联网档案馆）, by Randolph Scott Little, 2003
Visit the Lab, Hours, Directions, Sapsucker Woods, Cornell Lab of Ornithology. Birds.cornell.edu. 2011-09-29 [October 18, 2011-10-10]. （原始内容存档于2010-04-18）.
Adelson Library – Adelson Library. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-10-14）.
2010 Annual Report (PDF). Cornell University: 16. [2011-01-15]. （原始内容存档 (PDF)于2011-01-25）.
2010 Annual Report (PDF). Cornell University: 23. [2011-01-15]. （原始内容存档 (PDF)于2011-01-25）.
What We Do Citizen Science. Cornell University. [2011-01-15]. （原始内容存档于2011-01-21）.
2010 Annual Report (PDF). Cornell University: 4. [2011-01-15]. （原始内容存档 (PDF)于2011-01-25）.
科技传播与普及动态 (PDF). 中国科协－清华大学科技传播与普及研究中心. 2016-06-12 [2018-08-06]. （原始内容存档 (PDF)于2018-08-06）.
Project FeederWatch. Feederwatch.org. [2011-10-18]. （原始内容存档于2012-04-24）.
NestWatch. NestWatch. [2011-10-18]. （原始内容存档于2012-03-25）.
Celebrate – Celebrate Urban Birds. Celebrateurbanbirds.org. [2011-10-18]. （原始内容存档于2012-11-10）.
Birds In Forested Landscapes. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-09-17）.
CamClickr Website – CamClickr Information Page. Watch.birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-10-11）.
eBird News and Features – eBird. Ebird.org. [2011-10-18]. （原始内容存档于2008-11-20）.
Great (Global) Backyard Bird Count this weekend!. ebird.org. [2014-02-17]. （原始内容存档于2014-03-01）.
Education Program – What We Do, Cornell Lab of Ornithology. Birds.cornell.edu. 2011-10-14 [2011-10-11]. （原始内容存档于2010-07-13）.
Rodewald, Paul. A Note from the Editor. Birds of North America Online. 2016-08 [2017-09-13]. （原始内容存档于2017-09-13）（英语）.
Cornell Lab of Ornithology. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-09-16）.
Mission: Research — What we do. Cornell Lab of Ornithology. [1 August 2014]. （原始内容存档于2014-08-01）.
Partners in Flight – U.S.- North American Landbird Conservation Plan. Pwrc.usgs.gov. 2011-06-24 [2011-10-181]. （原始内容存档于2011-09-27）.
2011 Report – Public Lands and Waters. Stateofthebirds.org. [2011-10-18]. （原始内容存档于2011-10-16）.
Keith, Stuart. The Little-Known Status and Distribution of the Ivory-billed Woodpecker. Worldtwitch. 1983 [2006-07-08]. （原始内容存档于2006-06-20）.
Mendenhall, Matt. Reported Ivory-bill Sightings Since 1944. Birders World Magazine. 2005 [2006-07-08]. （原始内容存档于2006-06-15）.
Welcome – Ivory-billed Woodpecker. Birds.cornell.edu. [2011-01-18]. （原始内容存档于2011-01-12）.
Birds – Cornell Lab of Ornithology. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-06-05）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2011-08-09 [2011-10-18]. （原始内容存档于2011-10-08）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2007-04-06 [2011-10-18]. （原始内容存档于2011-06-05）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2010-06-08 [2011-10-18]. （原始内容存档于2011-09-21）.
The Elephant Listening Project. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-10-28）.
Right Whale Listening Network, Cornell, Bioacousti. Listenforwhales.org. 2011-10-14 [2011-10-18]. （原始内容存档于2012-03-31）.
Ivory-bill Acoustics – Ivory-billed Woodpecker. Birds.cornell.edu. [2011-10-18]. （原始内容存档于2011-09-13）.
Raven: Interactive Sound Analysis Software. Birds.cornell.edu. 2008-03-13 [2011-10-18]. （原始内容存档于2011-10-12）.
Cornell Lab of Ornithology: Bioacoustics Research Program. Birds.cornell.edu. 2007-04-19 [2011-10-18]. （原始内容存档于2011-06-05）.
Welcome to the CUMV – Cornell University Museum of Vertebrates. Cumv.cornell.edu. 2011-10-04 [2011-10-18]. （原始内容存档于2011-10-10）.

webtrn.cn

kx.lms.webtrn.cn

科技传播与普及动态 (PDF). 中国科协－清华大学科技传播与普及研究中心. 2016-06-12 [2018-08-06]. （原始内容存档 (PDF)于2018-08-06）.

worldtwitch.com

Keith, Stuart. The Little-Known Status and Distribution of the Ivory-billed Woodpecker. Worldtwitch. 1983 [2006-07-08]. （原始内容存档于2006-06-20）.