Zoològic (Catalan Wikipedia)

Rene S. Ebersole «The New Zoo». Audubon Magazine. National Audubon Society, 11-2001 [Consulta: 18 desembre 2007]. Arxivat 2007-09-06 a Wayback Machine.

aza.org (Global: low place; Catalan: low place)

«Reintroduction Programs», 2022.
American Zoo and Aquarium Association Arxivat 2011-02-22 a Wayback Machine. and the Canadian Association of Zoos and Aquariums Arxivat 2010-07-28 a Wayback Machine.
«Animal Care Manuals | Association of Zoos & Aquariums». Arxivat de l'original el 2021-01-25. [Consulta: 24 gener 2021].

bbc.co.uk (Global: 8^th place; Catalan: 26^th place)

news.bbc.co.uk

"Big cats prowled London's tower" Arxivat 2010-12-03 a Wayback Machine., BBC News, October 24, 2005.

biaza.org.uk (Global: low place; Catalan: low place)

"Manifesto for Zoos" Arxivat August 23, 2006, a Wayback Machine., John Regan Associates, 2004.

birdworld.co.uk (Global: low place; Catalan: low place)

«Birdworld Animals». Arxivat de l'original el 4 febrer 2015. [Consulta: 21 gener 2015].

britannica.com (Global: 40^th place; Catalan: 19^th place)

«Zoo». A: Encyclopædia Britannica, 24 març 2017 [Consulta: 19 febrer 2019].

caza.ca (Global: low place; Catalan: low place)

American Zoo and Aquarium Association Arxivat 2011-02-22 a Wayback Machine. and the Canadian Association of Zoos and Aquariums Arxivat 2010-07-28 a Wayback Machine.

doi.org (Global: 2^nd place; Catalan: 6^th place)

dx.doi.org

Gupta, Brij Kishor; Chakraborty, Bipul «The Role of Zoos in the Rehabilitation of Animals in the Circus». Journal of Applied Animal Welfare Science, 8, 4, 01-10-2005, pàg. 285–294. DOI: 10.1207/s15327604jaws0804_5. ISSN: 1088-8705. PMID: 16436032.
Rowden, Lewis J.; Rose, Paul E. «A global survey of banteng (Bos javanicus) housing and husbandry: Banteng Husbandry Survey». Zoo Biology, 35, 6, 2016, pàg. 546–555. DOI: 10.1002/zoo.21329. PMID: 27735990.
Brady, Leanna; Young, Richard; Goetz, Matthias; Dawson, Jeff «Increasing zoo's conservation potential through understanding barriers to holding globally threatened amphibians. Biodiversity and Conservation». CrossMark, 26, 11, 10-2017, pàg. 2736 (or 2). DOI: 10.1007/s10531-017-1384-y.

doi.org

Gupta, Brij Kishor; Chakraborty, Bipul «The Role of Zoos in the Rehabilitation of Animals in the Circus». Journal of Applied Animal Welfare Science, 8, 4, 01-10-2005, pàg. 285–294. DOI: 10.1207/s15327604jaws0804_5. ISSN: 1088-8705. PMID: 16436032.

eaza.net (Global: low place; Catalan: low place)

«EEPs and ESBs» Arxivat 2015-02-05 a Wayback Machine. The European Endangered species Programme (EEP) and the European StudBook (ESB) (anglès) al web de l'Associació Europea de Zoos i Aquaris Arxivat 2011-12-02 a Wayback Machine.
«European Association of Zoos and Aquaria » EAZA». Arxivat de l'original el 2021-01-25. [Consulta: 22 gener 2021].
«PROGRAMMES » EAZA». Arxivat de l'original el 2021-01-26. [Consulta: 22 gener 2021].
«PROGRAMMES » EAZA». Arxivat de l'original el 2021-01-26. [Consulta: 22 gener 2021].

enciclopedia.cat (Global: 1,148^th place; Catalan: 3^rd place)

«Zoològic». Gran Enciclopèdia Catalana. Barcelona: Grup Enciclopèdia Catalana.

gencat.cat (Global: 1,706^th place; Catalan: 4^th place)

www20.gencat.cat

«Parcs zoològics», Llei 31/2003, de 27 octubre de conservació de la fauna silvestres als parcs zoològics^{[Enllaç no actiu]}, Generalitat de Catalunya, d'Agricultura, Ramaderia, Pesca, Alimentació i Medi Natural, 2003, pàgines 3956-3960

google.cat (Global: 1,849^th place; Catalan: 2^nd place)

books.google.cat

Tribó i Traveria, Gemma; Castelló i Escandell, Josep. El Campus Mundet: un entorn per descobrir : patrimoni, medi natural i sostenibilitat. Edicions Universitat Barcelona, 2008, p. 179. ISBN 8447532542.

huffingtonpost.co.uk (Global: 1,146^th place; Catalan: 3,907^th place)

«Marius The Giraffe Was Not Alone: Zoos in Europe Kill 5,000 Healthy Animals Annually». Huffington Post, 27-02-2014. Arxivat de l'original el 22 novembre 2016. [Consulta: 21 novembre 2016].

independent.co.uk (Global: 36^th place; Catalan: 129^th place)

Johnston, I. «Copenhagen Zoo kills 'surplus' young giraffe Marius despite online petition.». The Independent, 09-02-2014. Arxivat de l'original el 10 febrer 2014. [Consulta: 10 febrer 2014].

nih.gov (Global: 4^th place; Catalan: 7^th place)

ncbi.nlm.nih.gov

Gupta, Brij Kishor; Chakraborty, Bipul «The Role of Zoos in the Rehabilitation of Animals in the Circus». Journal of Applied Animal Welfare Science, 8, 4, 01-10-2005, pàg. 285–294. DOI: 10.1207/s15327604jaws0804_5. ISSN: 1088-8705. PMID: 16436032.
Rowden, Lewis J.; Rose, Paul E. «A global survey of banteng (Bos javanicus) housing and husbandry: Banteng Husbandry Survey». Zoo Biology, 35, 6, 2016, pàg. 546–555. DOI: 10.1002/zoo.21329. PMID: 27735990.

nytimes.com (Global: 7^th place; Catalan: 14^th place)

query.nytimes.com

"Man and Monkey Show Disapproved by Clergy" Arxivat 2016-05-08 a Wayback Machine., The New York Times, September 10, 1906.

nytimes.com

Marris, Emma «Opinion | Modern Zoos Are Not Worth the Moral Cost» (en anglès). The New York Times, 11-06-2021 [Consulta: 20 octubre 2022].

stltoday.com (Global: 1,387^th place; Catalan: 6,918^th place)

Hunn, D. «What happens when zoo contraceptives work too well?». St. Louis Dispatch, 16-02-2014. Arxivat de l'original el 6 agost 2016. [Consulta: 21 novembre 2016].

unam.mx (Global: 769^th place; Catalan: 410^th place)

repositorio.fciencias.unam.mx

«El parque zoológico de Moctezuma en Tenochtitlán». Arxivat de l'original el 10 agost 2017. [Consulta: 9 agost 2017].

web.archive.org (Global: 1^st place; Catalan: 1^st place)

«EEPs and ESBs» Arxivat 2015-02-05 a Wayback Machine. The European Endangered species Programme (EEP) and the European StudBook (ESB) (anglès) al web de l'Associació Europea de Zoos i Aquaris Arxivat 2011-12-02 a Wayback Machine.
World's First Zoo - Hierakonpolis, Egypt, Archaeology Magazine, http://www.archaeology.org/1001/topten/egypt.html Arxivat 2010-07-12 a Wayback Machine.
"Big cats prowled London's tower" Arxivat 2010-12-03 a Wayback Machine., BBC News, October 24, 2005.
«El parque zoológico de Moctezuma en Tenochtitlán». Arxivat de l'original el 10 agost 2017. [Consulta: 9 agost 2017].
«ZSL's History». ZSL. Arxivat de l'original el 28 febrer 2008. [Consulta: 5 març 2008].
Rene S. Ebersole «The New Zoo». Audubon Magazine. National Audubon Society, 11-2001 [Consulta: 18 desembre 2007]. Arxivat 2007-09-06 a Wayback Machine.
"Man and Monkey Show Disapproved by Clergy" Arxivat 2016-05-08 a Wayback Machine., The New York Times, September 10, 1906.
Blanchard, Pascal; Bancel, Nicolas; and Lemaire, Sandrine. "From human zoos to colonial apotheoses: the era of exhibiting the Other" Arxivat April 18, 2008, a Wayback Machine., Africultures.
Hunn, D. «What happens when zoo contraceptives work too well?». St. Louis Dispatch, 16-02-2014. Arxivat de l'original el 6 agost 2016. [Consulta: 21 novembre 2016].
«Marius The Giraffe Was Not Alone: Zoos in Europe Kill 5,000 Healthy Animals Annually». Huffington Post, 27-02-2014. Arxivat de l'original el 22 novembre 2016. [Consulta: 21 novembre 2016].
Johnston, I. «Copenhagen Zoo kills 'surplus' young giraffe Marius despite online petition.». The Independent, 09-02-2014. Arxivat de l'original el 10 febrer 2014. [Consulta: 10 febrer 2014].
"Manifesto for Zoos" Arxivat August 23, 2006, a Wayback Machine., John Regan Associates, 2004.
American Zoo and Aquarium Association Arxivat 2011-02-22 a Wayback Machine. and the Canadian Association of Zoos and Aquariums Arxivat 2010-07-28 a Wayback Machine.
«AquaZoos - Educational Writing Group». Arxivat de l'original el 2 febrer 2007.
«European Association of Zoos and Aquaria » EAZA». Arxivat de l'original el 2021-01-25. [Consulta: 22 gener 2021].
«Birdworld Animals». Arxivat de l'original el 4 febrer 2015. [Consulta: 21 gener 2015].
«Graureiher». Tiergarten Schoenbrunn. Arxivat de l'original el 10 desembre 2014. [Consulta: 6 desembre 2014].
«PROGRAMMES » EAZA». Arxivat de l'original el 2021-01-26. [Consulta: 22 gener 2021].
«Animal Care Manuals | Association of Zoos & Aquariums». Arxivat de l'original el 2021-01-25. [Consulta: 24 gener 2021].
«Where do our animals come from and where do they go?». Arxivat de l'original el 2020-11-02. [Consulta: 22 gener 2021].
«About The Zoological Society - Zoological Society of Milwaukee». Arxivat de l'original el 2021-10-28. [Consulta: 28 octubre 2021].
«PROGRAMMES » EAZA». Arxivat de l'original el 2021-01-26. [Consulta: 22 gener 2021].

worldcat.org (Global: 5^th place; Catalan: 5^th place)

Gupta, Brij Kishor; Chakraborty, Bipul «The Role of Zoos in the Rehabilitation of Animals in the Circus». Journal of Applied Animal Welfare Science, 8, 4, 01-10-2005, pàg. 285–294. DOI: 10.1207/s15327604jaws0804_5. ISSN: 1088-8705. PMID: 16436032.

zoosociety.org (Global: low place; Catalan: low place)

«About The Zoological Society - Zoological Society of Milwaukee». Arxivat de l'original el 2021-10-28. [Consulta: 28 octubre 2021].

zoovienna.at (Global: low place; Catalan: low place)

«Graureiher». Tiergarten Schoenbrunn. Arxivat de l'original el 10 desembre 2014. [Consulta: 6 desembre 2014].

zsl.org (Global: low place; Catalan: low place)

«About us», Web oficial de la ZSL
«ZSL's History». ZSL. Arxivat de l'original el 28 febrer 2008. [Consulta: 5 març 2008].
«Where do our animals come from and where do they go?». Arxivat de l'original el 2020-11-02. [Consulta: 22 gener 2021].

Zoològic (Catalan Wikipedia)

africultures.com (Global: 9,190th place; Catalan: low place)

arazpa.org.au (Global: low place; Catalan: low place)

archaeology.org (Global: 3,488th place; Catalan: 2,085th place)

archive.org (Global: 6th place; Catalan: 29th place)

audubonmagazine.org (Global: low place; Catalan: low place)

aza.org (Global: low place; Catalan: low place)

bbc.co.uk (Global: 8th place; Catalan: 26th place)

news.bbc.co.uk

biaza.org.uk (Global: low place; Catalan: low place)

birdworld.co.uk (Global: low place; Catalan: low place)

britannica.com (Global: 40th place; Catalan: 19th place)

caza.ca (Global: low place; Catalan: low place)

doi.org (Global: 2nd place; Catalan: 6th place)

dx.doi.org

doi.org

eaza.net (Global: low place; Catalan: low place)

enciclopedia.cat (Global: 1,148th place; Catalan: 3rd place)

gencat.cat (Global: 1,706th place; Catalan: 4th place)

www20.gencat.cat

google.cat (Global: 1,849th place; Catalan: 2nd place)

books.google.cat

huffingtonpost.co.uk (Global: 1,146th place; Catalan: 3,907th place)

independent.co.uk (Global: 36th place; Catalan: 129th place)

nih.gov (Global: 4th place; Catalan: 7th place)

ncbi.nlm.nih.gov

nytimes.com (Global: 7th place; Catalan: 14th place)

query.nytimes.com

nytimes.com

stltoday.com (Global: 1,387th place; Catalan: 6,918th place)

unam.mx (Global: 769th place; Catalan: 410th place)

repositorio.fciencias.unam.mx

web.archive.org (Global: 1st place; Catalan: 1st place)

worldcat.org (Global: 5th place; Catalan: 5th place)

zoosociety.org (Global: low place; Catalan: low place)

zoovienna.at (Global: low place; Catalan: low place)

zsl.org (Global: low place; Catalan: low place)

africultures.com (Global: 9,190^th place; Catalan: low place)

archaeology.org (Global: 3,488^th place; Catalan: 2,085^th place)

archive.org (Global: 6^th place; Catalan: 29^th place)

bbc.co.uk (Global: 8^th place; Catalan: 26^th place)

britannica.com (Global: 40^th place; Catalan: 19^th place)

doi.org (Global: 2^nd place; Catalan: 6^th place)

enciclopedia.cat (Global: 1,148^th place; Catalan: 3^rd place)

gencat.cat (Global: 1,706^th place; Catalan: 4^th place)

google.cat (Global: 1,849^th place; Catalan: 2^nd place)

huffingtonpost.co.uk (Global: 1,146^th place; Catalan: 3,907^th place)

independent.co.uk (Global: 36^th place; Catalan: 129^th place)

nih.gov (Global: 4^th place; Catalan: 7^th place)

nytimes.com (Global: 7^th place; Catalan: 14^th place)

stltoday.com (Global: 1,387^th place; Catalan: 6,918^th place)

unam.mx (Global: 769^th place; Catalan: 410^th place)

web.archive.org (Global: 1^st place; Catalan: 1^st place)

worldcat.org (Global: 5^th place; Catalan: 5^th place)