- U.S. Environmental Protection Agency
- U.S. Fish and Wildlife Service
- U.S. Geological Survey,
- UCPA Saint Pierre
- UFR 918 Terre - environnement - Biodiversité
- UK Centre for Ecology & Hydrology
- UK Centre for Ecology & Hydrology [Penicuik, U.K.]
- UK Centre for Ecology & Hydrology [Penicuik, UK]
- UK Centre for Ecology and Hydrology, Wallingford, United Kingdom
- UNESCO World Heritage Convention [France]
- UPE
- UR 17ES44 "Ecologie de la Faune Terrestre" [Gabès, Tunisia]
- USDA Agricultural Research Service [Beltsville, Maryland]
- USDA Forest Service
- USDA-ARS : Agricultural Research Service
- Umeå University = Umeå Universitet
- United States Fish and Wildlife Service
- United States Geological Survey
- United States Geological Survey [Reston]
- Unité Antibiorésistance et Virulence Bactériennes
- Unité Biodiversité et Environnement de la Martinique
- Unité Biotechnologies et Ressources Marines
- Unité Halieutique Manche Mer du Nord
- Unité Mixte de Recherche d'Épidémiologie des maladies Animales et zoonotiques
- Unité Mixte de Recherche en Santé Végétale (INRA|ENITA)
- Unité Sciences et Technologies Halieutiques
- Unité Zoonoses Bactériennes
- Unité d'Ecologie et de Biogéographie
- Unité de Nématologie
- Unité de Recherche Interactions Animal-Environnement - EA 4689
- Unité de Recherche Pluridisciplinaire Prairies et Plantes Fourragères
- Unité de modélisation mathématique et informatique des systèmes complexes [Bondy]
- Unité de recherche Comportement et Ecologie de la Faune Sauvage
- Unité de recherche Zoologie Forestière
- Unité de recherche sur les Biopolymères, Interactions Assemblages
- Universidad Andrés Bello [Santiago]
- Universidad Austral de Chile
- Universidad Autonoma de Chiriqui
- Universidad Autónoma de Madrid
- Universidad Autónoma de Tlaxcala [México]
- Universidad Católica de Temuco
- Universidad Complutense de Madrid = Complutense University of Madrid [Madrid]
- Universidad Mayor de San Andrés
- Universidad Michoacana de San Nicolás de Hidalgo
- Universidad Nacional Autónoma de México = National Autonomous University of Mexico
- Universidad Nacional de Cuyo [Mendoza]
- Universidad Nacional de Córdoba [Argentina]
- Universidad Nacional de Mar del Plata [Mar del Plata]
- Universidad Nacional de Tucumán
- Universidad Nacional de la Plata [Argentine]
- Universidad Nacional del Comahue [Neuquén]
- Universidad Pública de El Alto
- Universidad Rey Juan Carlos = Rey Juan Carlos University
- Universidad Técnica Particular de Loja
- Universidad de Alcalá - University of Alcalá
- Universidad de Alicante
- Universidad de Buenos Aires [Buenos Aires]
- Universidad de Concepción = University of Concepción [Chile]
- Universidad de Extremadura - University of Extremadura
- Universidad de Granada = University of Granada
- Universidad de Murcia
- Universidad de Málaga [Málaga] = University of Málaga [Málaga]
- Universidad de Oviedo = University of Oviedo
- Universidad de Talca
- Universidad de Valencia
- Universidad de Valladolid [Valladolid]
- Universidad de la República [Montevideo]
- Universidade Estadual de Feira de Santana [Bahia]=State University of Feira de Santana
- Universidade Federal Rural de Pernambuco
- Universidade Federal de Lavras = Federal University of Lavras
- Universidade Federal de Minas Gerais = Federal University of Minas Gerais [Belo Horizonte, Brazil]
- Universidade Federal de Pernambuco [Recife]
- Universidade Federal de São Carlos [São Carlos]
- Universidade Federal do Estado do Rio de Janeiro
- Universidade Federal do Parana [Curitiba]
- Universidade Federal do Paraná [Curitiba, Brasil] = Federal University of Paraná [Curitiba, Brazil] = Université fédérale du Paraná [Curitiba, Brésil]
- Universidade Federal do Rio Grande
- Universidade Federal do Rio Grande do Sul [Porto Alegre]
- Universidade Nova de Lisboa = NOVA University Lisbon
- Universidade Paulista [São Paulo]
- Universidade de Aveiro
- Universidade de Coimbra [Coimbra]
- Universidade de Lisboa = University of Lisbon = Université de Lisbonne
- Universidade de Vigo
- Universidade do Estado do Rio Grande do Sul
- Universidade do Minho = University of Minho [Braga]
- Universidade do Porto = University of Porto
- Universidade dos Açores
- Universitat Autònoma de Barcelona = Autonomous University of Barcelona = Universidad Autónoma de Barcelona
- Universitat Politècnica de Catalunya = Université polytechnique de Catalogne [Barcelona]
- Universitat de Barcelona
- Universitat de Girona = University of Girona
- Universitat de València
- Universitat de les Illes Balears = Universidad de las Islas Baleares = University of the Balearic Islands
- Universiteit Antwerpen = University of Antwerpen [Antwerpen]
- Universiteit Gent = Ghent University
- Universiteit Utrecht | Utrecht University [Utrecht]
- University College Cork
- University College Dublin [Dublin]
- University College of London [London]
- University College of Southeast Norway
- University of Aberdeen
- University of Aberdeen - , Aberdeen, Royaume Uni.
- University of Alaska [Fairbanks]
- University of Alberta
- University of Alicante [Spain]
- University of Amsterdam [Amsterdam] = Universiteit van Amsterdam
- University of Antwerp
- University of Auckland [Auckland]
- University of Barcelona
- University of Bath [Bath]
- University of Bayreuth
- University of Belgrade [Belgrade]
- University of Bergen
- University of Biskra Mohamed Khider
- University of Brasilia
- University of Bremen
- University of Bristol [Bristol]
- University of British Columbia
- University of Bucharest
- University of Calgary
- University of California
- University of California [Berkeley]
- University of California [Davis]
- University of California [Los Angeles]
- University of California [San Diego]
- University of California [Santa Cruz]
- University of California [USA]
- University of Cambridge [UK]
- University of Camerino, Italy
- University of Canberra
- University of Canterbury [Christchurch]
- University of Cape Town
- University of Coimbra [Portugal]
- University of Colorado Anschutz [Aurora]
- University of Colorado [Boulder]
- University of Connecticut
- University of Copenhagen = Københavns Universitet
- University of Debrecen
- University of Delaware [Newark]
- University of Edinburgh
- University of Essex
- University of Exeter
- University of Florida [Gainesville]
- University of Freiburg
- University of Gdańsk
- University of Georgia [USA]
- University of Glasgow
- University of Groningen [Groningen]
- University of Guelph
- University of Haifa [Haifa]
- University of Hamburg
- University of Hawai‘i [Mānoa]
- University of Hohenheim
- University of Houston
- University of Iceland [Reykjavik]
- University of Johannesburg [South Africa]
- University of Jyväskylä
- University of Kashmir
- University of Kentucky
- University of Konstanz
- University of L'Aquila [Italy]
- University of Las Palmas de Gran Canaria [Spain]
- University of Leeds
- University of Leicester
- University of Leuven
- University of Liverpool
- University of Lucknow
- University of Lódź = Uniwersytet Łódzki
- University of Madeira [Funchal]
- University of Madrid
- University of Malaya = Universiti Malaya [Kuala Lumpur, Malaisie]
- University of Malaysia
- University of Manitoba [Winnipeg]
- University of Maragheh
- University of Maryland Center for Environmental Science
- University of Maryland System
- University of Maryland [College Park]
- University of Melbourne
- University of Memphis
- University of Miami Leonard M. Miller School of Medicine
- University of Michigan System
- University of Michigan [Ann Arbor]
- University of Minnesota System
- University of Minnesota [MN, USA]
- University of Minnesota [Twin Cities]
- University of Montana
- University of Mpumalanga
- University of New Brunswick
- University of New England
- University of New South Wales
- University of New South Wales [Sydney]
- University of Newcastle [Callaghan, Australia]
- University of North Carolina System
- University of North Carolina [Charlotte]
- University of Notre Dame [Indiana]
- University of Oregon
- University of Oregon [Eugene]
- University of Oslo
- University of Otago [Dunedin, Nouvelle-Zélande]
- University of Ottawa [Ottawa]
- University of Oulu
- University of Oxford
- University of Pecs
- University of Pennsylvania
- University of Potsdam = Universität Potsdam
- University of Pretoria [South Africa]
- University of Puerto Rico
- University of Puget Sound
- University of Reading
- University of Regensburg
- University of Rostock
- University of Saskatchewan [Saskatoon, Canada]
- University of Sheffield [Sheffield]
- University of Shizuoka
- University of Silesia in Katowice
- University of South Bohemia
- University of South Florida [Tampa]
- University of South-Eastern Norway
- University of Southampton
- University of Southern Denmark
- University of St Andrews [Scotland]
- University of Stirling
- University of Sydney Institute of Marine Science
- University of Tartu
- University of Tasmania [Hobart]
- University of Tasmania [Launceston]
- University of Texas Health Science Center
- University of Toronto
- University of Toronto at Mississauga
- University of Toronto at Scarborough
- University of Tromsø
- University of Turku
- University of Twente
- University of Utah
- University of Valencia
- University of Venda [South Africa]
- University of Veterinary Medicine [Vienna]
- University of Waikato [Hamilton]
- University of Warmia and Mazury [Olsztyn]
- University of Warsaw
- University of Washington [Seattle]
- University of West Hungary [Sopron]
- University of West-Hungary
- University of Western Cape
- University of Western Ontario
- University of Windsor [Ca]
- University of Windsor, Windsor, ON, N9B 3P4, Canada
- University of Wisconsin-Madison
- University of Wollongong [Australia]
- University of Zagreb
- University of Zaragoza - Universidad de Zaragoza [Zaragoza]
- University of the Azores
- University of the Basque Country = Euskal Herriko Unibertsitatea
- University of the Witwatersrand [Johannesburg]
- Università degli Studi Roma Tre = Roma Tre University
- Università degli Studi di Camerino = University of Camerino
- Università degli Studi di Ferrara = University of Ferrara
- Università degli Studi di Firenze = University of Florence = Université de Florence
- Università degli Studi di Perugia = University of Perugia
- Università degli Studi di Sassari = University of Sassari [Sassari]
- Università degli Studi di Siena = University of Siena
- Università degli Studi di Trento = University of Trento
- Università degli studi della Tuscia [Viterbo]
- Università degli studi di Catania = University of Catania
- Università degli studi di Genova = University of Genoa
- Università degli studi di Palermo - University of Palermo
- Università degli studi di Parma = University of Parma
- Università degli studi di Torino = University of Turin
- Universitá degli Studi dell’Insubria = University of Insubria [Varese]
- Universität Bern = University of Bern = Université de Berne
- Universität Bielefeld
- Universität Duisburg-Essen = University of Duisburg-Essen [Essen]
- Universität Greifswald - University of Greifswald
- Universität Konstanz
- Universität Wien = University of Vienna
- Universität Zürich [Zürich] = University of Zurich
- Universität für Bodenkultur Wien = University of Natural Resources and Life Sciences [Vienne, Autriche]
- Université Abderrahmane Mira [Université de Béjaïa] = University Abderrahmane Mira [University of Béjaïa]
- Université Badji Mokhtar [Annaba]
- Université Bordeaux Montaigne
- Université Bordeaux Segalen - Bordeaux 2
- Université Bourgogne Franche-Comté [COMUE]
- Université Bretagne Loire
- Université Cadi Ayyad [Marrakech]
- Université Catholique de Lille - Faculté de gestion, économie et sciences
- Université Catholique de Louvain = Catholic University of Louvain
- Université Cheikh Anta Diop de Dakar [Sénégal]
- Université Chouaib Doukkali
- Université Claude Bernard Lyon 1
- Université Clermont Auvergne [2017-2020]
- Université Côte d'Azur
- Université Gaston Berger de Saint-Louis Sénégal
- Université Grenoble Alpes
- Université Grenoble Alpes [2016-2019]
- Université Jean Monnet - Saint-Étienne
- Université Joseph Ki-Zerbo [Université de Ouagadougou, Burkina Faso]
- Université Laval [Québec]
- Université Laval, Quebec, QC, G1V 0A6, Canada
- Université Le Havre Normandie
- Université Louis Pasteur - Strasbourg I
- Université Montesquieu - Bordeaux 4
- Université Mustapha Ben Boulaid de Batna 2
- Université Nazi Boni (Bobo-Dioulasso)
- Université Nice Sophia Antipolis (1965 - 2019)
- Université Paris 1 Panthéon-Sorbonne
- Université Paris 1 Panthéon-Sorbonne - UFR Géographie
- Université Paris Cité
- Université Paris Dauphine-PSL
- Université Paris Diderot - Paris 7
- Université Paris Nanterre
- Université Paris Sciences et Lettres
- Université Paris-Est
- Université Paris-Est Créteil Val-de-Marne - Paris 12
- Université Paris-Saclay
- Université Paris-Sud - Paris 11
- Université Paul Cézanne - Aix-Marseille 3
- Université Paul-Valéry - Montpellier 3
- Université Pierre et Marie Curie - Paris 6
- Université Savoie Mont Blanc
- Université Sciences et Technologies - Bordeaux 1
- Université Sorbonne Paris Cité
- Université Sorbonne Paris Nord
- Université Toulouse - Jean Jaurès
- Université Toulouse III - Paul Sabatier
- Université catholique de Lille
- Université d'Angers
- Université d'Orléans
- Université d'Évry-Val-d'Essonne
- Université de Belgrade, Botanical Garden
- Université de Bordeaux
- Université de Bourgogne
- Université de Brest
- Université de Bretagne Sud
- Université de Caen Normandie
- Université de Franche-Comté
- Université de Gabès
- Université de Genève = University of Geneva
- Université de Guyane
- Université de Haute-Alsace (UHA) Mulhouse - Colmar
- Université de La Réunion
- Université de Lausanne = University of Lausanne
- Université de Lille
- Université de Limoges
- Université de Lisbonne
- Université de Liège
- Université de Lorraine
- Université de Lyon
- Université de Montpellier
- Université de Montréal
- Université de Nantes
- Université de Neuchâtel = University of Neuchatel
- Université de Paris, UMR_S1134, BIGR, Inserm, F-75015 Paris, France; Institut National de la transfusion sanguine, F-75015 Paris, France.
- Université de Pau et des Pays de l'Adour
- Université de Perpignan Via Domitia
- Université de Picardie Jules Verne
- Université de Poitiers = University of Poitiers
- Université de Reims Champagne-Ardenne
- Université de Rennes
- Université de Rennes - Faculté des sciences pharmaceutiques et biologiques
- Université de Rennes 2
- Université de Rouen Normandie
- Université de Sherbrooke
- Université de Strasbourg
- Université de Technologie de Belfort-Montbeliard
- Université de Technologie de Compiègne
- Université de Toulon
- Université de Toulouse
- Université de Tours
- Université de Tunis El Manar
- Université de Versailles Saint-Quentin-en-Yvelines
- Université de Yaoundé I
- Université de la Méditerranée - Aix-Marseille 2
- Université de la Nouvelle-Calédonie
- Université de la Polynésie Française
- Université des Antilles
- Université des Antilles (Pôle Guadeloupe)
- Université des Antilles et de la Guyane
- Université du Québec en Abitibi-Témiscamingue
- Université du Québec à Montréal = University of Québec in Montréal
- Université du Québec à Rimouski
- Université du Québec à Rimouski (UQAR), Rimouski, QC, G5L 3A1, Canada
- Université du Québec à Trois-Rivières
- Université européenne de Bretagne - European University of Brittany
- Université libre de Bruxelles
- Uniwersytet Jagielloński w Krakowie = Jagiellonian University
- Uppsala University