Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 154 checked references that resolve
resolves10.7120/09627286.22.2.255The determinants of the intention to purchase animal welfare-friendly meat products in Spain
resolves10.1017/S0962728600001731Consumer preferences for farm animal welfare: results from a telephone survey of US households
resolves10.7120/09627286.24.3.241Extending the ‘Five Domains’ model for animal welfare assessment to incorporate positive welfare states
resolves10.1017/S0962728600026841The influence of a camouflage net barrier on the behaviour, welfare and public perceptions of zoo-housed gorillas
resolves10.1002/zoo.21207Effect of partial covering of the visitor viewing area window on positioning and orientation of zoo orangutans: A preference test
resolves10.1016/j.applanim.2011.03.002The potential of the human–animal relationship as an environmental enrichment for the welfare of zoo-housed animals
resolves10.1016/j.applanim.2009.05.007Effects of positive interaction with caretakers on the behaviour of socially housed common marmosets (Callithrix jacchus)
resolves10.1002/zoo.20289A comparative approach to the study of Keeper–Animal Relationships in the zoo
resolves10.1016/j.applanim.2012.06.008Behavioral correlates and welfare implications of informal interactions between caretakers and zoo-housed chimpanzees and gorillas
resolves10.1017/S0962728600000026Benefits of training/playing therapy in a group of captive lowland gorillas (<i>Gorilla gorilla gorilla</i>)
resolves10.1002/zoo.1430100202Factors influencing reproductive success in small captive exotic felids (<i>Felis</i> spp.): A multiple regression analysis
resolves10.1002/zoo.10005Noninvasive assessment of adrenal activity associated with husbandry and behavioral factors in the North American clouded leopard population
resolves10.1080/13504620701430604Conservation learning in wildlife tourism settings: lessons from research in zoos and aquariums
resolves10.1002/zoo.20411Visitor reaction to pacing behavior: influence on the perception of animal care and interest in supporting zoological institutions
resolves10.1016/j.applanim.2015.04.007Little penguins, Eudyptula minor, show increased avoidance, aggression and vigilance in response to zoo visitors
resolves10.1002/zoo.20396Relationship between behavior, adrenal activity, and environment in zoo‐housed western lowland gorillas (<i>Gorilla gorilla gorilla</i>)
resolves10.7120/09627286.22.2.159Effect of housing and husbandry practices on adrenocortical activity in captive Canada lynx <i>(Lynx canadensis)</i>
resolves10.1196/annals.1343.006Measuring Fecal Glucocorticoid Metabolites in Mammals and Birds: The Importance of Validation
resolves10.1638/05-050.1FECAL GLUCOCORTICOIDS AND THEIR METABOLITES AS INDICATORS OF STRESS IN VARIOUS MAMMALIAN SPECIES: A LITERATURE REVIEW
resolves10.4141/cjas2012-045Review: Minimally invasive sampling media and the measurement of corticosteroids as biomarkers of stress in animals
resolves10.1017/S0962728600014445Cross-institutional assessment of stress responses in zoo animals using longitudinal monitoring of faecal corticoids and behaviour
resolves10.1002/zoo.20050Relationships between patterns of Fecal corticoid excretion and behavior, reproduction, and environmental factors in captive black (Diceros bicornis) and white (Ceratotherium simum) rhinoceros
resolves10.1002/zoo.21433The effects of zoo visitors on Quokka (<i>Setonix brachyurus</i>) avoidance behavior in a walk‐through exhibit
resolves10.3390/ani8080139The Different Physical and Behavioural Characteristics of Zoo Mammals That Influence Their Response to Visitors
resolves10.1007/s10764-011-9532-9Fecal Glucocorticoid Measurements and Their Relation to Rearing, Behavior, and Environmental Factors in the Population of Pileated Gibbons (Hylobates pileatus) Held in European Zoos
resolves10.1080/10888700903579895Siamangs (<i>Hylobates syndactylus</i>) and White-Cheeked Gibbons (<i>Hylobates leucogenys</i>) Show Few Behavioral Differences Related to Zoo Attendance
resolves10.1002/zoo.21226Impacts of visitor number on Kangaroos housed in free-range exhibits
resolves10.1017/S0962728600001172The effects of visitor density on sika deer<i>(Cervus nippon)</i>behaviour in Zhu-Yu-Wan Park, China
resolves10.1207/S15327604JAWS0304_5Effect of Enclosure Quality on Reactivity and Welfare of Captive Soemmerring's Gazelle (Gazella soemmerringii)
resolves10.1017/S0962728600003201The effect of environmental enrichment and visitors on the behaviour and welfare of two captive hamadryas baboons (Papio hamadryas)
resolves10.1080/10888700802330093Influence of Zoo Visitor Presence on the Behavior of Captive Indian Gaur (<i>Bos gaurus gaurus</i>) in a Zoological Park
resolves10.1002/zoo.1430030307The influence of the zoo environment on social behavior of groups of cotton‐topped tamarins, <i>Saguinus oedipus oedipus</i>
resolves10.1080/10888705.2011.527598Impact of Zoo Visitors on the Fecal Cortisol Levels and Behavior of an Endangered Species: Indian Blackbuck (<i>Antelope cervicapra L</i>.)
resolves10.1098/rsbl.2008.0078Does habituation to humans influence predator discrimination in Gunther's dik-diks (
<i>Madoqua guentheri</i>
)?
resolves10.1023/B:IJOP.0000005988.52177.45Ranging Patterns of a Western Gorilla Group During Habituation to Humans in the Dzanga-Ndoki National Park, Central African Republic
resolves10.1016/S0168-1591(05)80013-9Cross-species interaction and communication: a study method applied to captive siamang (Hylobates syndactylus) and long-billed corella (Cacatua tenuirostris) contacts with humans
resolves10.1002/zoo.21151Is preference a predictor of enrichment efficacy in Galapagos tortoises (<i>Chelonoidis nigra</i>)?
resolves10.1371/journal.pone.0018859Inter-Individual Variability in Fear of Humans and Relative Brain Size of the Species Are Related to Contemporary Urban Invasion in Birds
resolves10.1111/j.1469-7580.2006.00523.xMuscles of facial expression in the chimpanzee (<i>Pan troglodytes</i>): descriptive, comparative and phylogenetic contexts
resolves10.1002/ajp.20138Disproportionate participation by age/sex classes in aggressive interactions between long‐tailed macaques (<i>Macaca fascicularis</i>) and human tourists at Padangtegal monkey forest, Bali, Indonesia
resolves10.1016/j.applanim.2016.08.003Does enrichment improve reptile welfare? Leopard geckos (Eublepharis macularius) respond to five types of environmental enrichment
resolves10.7120/09627286.21.4.463Ratings of animal personality as a tool for improving the breeding, management and welfare of zoo mammals
resolves10.1017/S1367943004001490Behavioural trait assessment as a release criterion: boldness predicts early death in a reintroduction programme of captive‐bred swift fox (<i>Vulpes velox</i>)
resolves10.1111/j.1469-1795.2005.00004.xWildlife conservation and animal temperament: causes and consequences of evolutionary change for captive, reintroduced, and wild populations
resolves10.1002/zoo.20379Measuring Animal Personality for Use in Population Management in Zoos: Suggested Methods and Rationale
resolves10.1002/zoo.20425Visitor Effects on the Behavior of Captive Western Lowland Gorillas: The Importance of Individual Differences in Examining Welfare
resolves10.2527/2000.784879xHand-feeding and gentling influence early-weaned lambs' attachment responses to their stockperson.
resolves10.1002/zoo.1430110104Effects of early rearing experience on subsequent adult sexual behavior using domestic cats (<i>Felis catus</i>) as a model for exotic small felids
resolves10.1016/j.applanim.2016.10.013The effect of auditory enrichment, rearing method and social environment on the behavior of zoo-housed psittacines (Aves: Psittaciformes); implications for welfare
resolves10.1016/j.jveb.2017.02.007To pace or not to pace? A review of what abnormal repetitive behavior tells us about zoo animal management
resolves10.1002/zoo.10124Monitoring stress in captive giant pandas (<i>Ailuropoda melanoleuca</i>): behavioral and hormonal responses to ambient noise
resolves10.1002/zoo.21291The influence of visitor interaction on the behavior of captive crowned lemurs (<i>Eulemur coronatus</i>) and implications for welfare
resolves10.1002/zoo.21275Effects of guest feeding programs on captive giraffe behavior
resolves10.1016/j.applanim.2015.12.004Program animal welfare: Using behavioral and physiological measures to assess the well-being of animals used for education programs in zoos
resolves10.1016/j.applanim.2016.03.003Effects of crowd size on exhibit use by and behavior of chimpanzees (Pan troglodytes) and Western lowland gorillas (Gorilla gorilla) at a zoo
resolves10.1002/ajp.20545Chimpanzee (<i>Pan troglodytes</i>) birth patterns and human presence in zoological settings
resolves10.1016/j.applanim.2005.02.012Influence of visitor presence on the behaviour of captive lion-tailed macaques (Macaca silenus) housed in Indian zoos
resolves10.1002/zoo.21370The effects of environmental and visitor variables on the behavior of free‐ranging ring‐tailed lemurs (<i>Lemur catta</i>) in captivity
resolves10.1016/j.applanim.2018.12.005Visitor effects on zoo-housed Sulawesi crested macaque (Macaca nigra) behaviour: Can signs with ‘watching eyes’ requesting quietness help?
resolves10.1002/zoo.21243Western lowland gorilla (<i>Gorilla gorilla gorilla</i>) birth patterns and human presence in zoological settings
resolves10.1002/zoo.10063Environmental influences on stereotypy and the activity budget of Indian leopards (<i>Panthera pardus</i>) in four zoos in Southern India
resolves10.1590/S0103-84782009005000089Comparison of salivary cortisol concentrations in Jaguars kept in captivity with differences in exposure to the public
resolves10.1017/S096272860003222XWelfare assessment of captive Asian elephants (<i>Elephas maximus</i>) and Indian rhinoceros (<i>Rhinoceros unicornis</i>) using salivary cortisol measurement
The 11 references without a DOI — listed, not checked
no DOI — not checkedConsidering animals’ feelings: Précis of Sentience and animal welfare
no DOI — not checkedHediger, H. (1970). Man and Animal in the Zoo, Routledge Kegan Paul.
no DOI — not checkedMellor, D.J., Patterson-Kane, E., and Stafford, K.J. (2009). The Sciences of Animal Welfare, Wiley-Blackwell.
no DOI — not checkedBecker, J.B., Breedlove, S.M., Crews, D., and McCarthy, M.M. (2002). Endocrinology of the Stress-Response. Behavioral Endocrinology, MIT Press. [2nd ed.].
no DOI — not checkedAre “visitor effects” overestimated? Behaviour in captive lemurs is mainly driven by co-variation with time and weather
no DOI — not checkedThe effect of visitors on the self-injurious behaviour of a male pileated gibbon (Hylobates pileatus)
no DOI — not checkedThe influence of visitors on behaviour and on the use of space in two species of ursids: A managenent question?
no DOI — not checkedPond Use by Captive African Penguins (Spheniscus demersus) in an Immersive Exhibit Adjacent to Human Bathers
no DOI — not checkedThe effect of the zoo setting on the behavioural diversity of captive gentoo penguins and the implications for their educational potential
no DOI — not checkedHosey, G., Melfi, V., and Pankhurst, S. (2009). Zoo Animals: Behaviour, Management and Welfare, Oxford University Press.
no DOI — not checkedThe influence of zoo visitor numbers on the behaviour of harbour seals (Phoca vitulina)
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