59 citations as recorded by crossref.

1. Steroid hormone profile in female polar bears (Ursus maritimus) L. Gustavson et al.
2. Measurement of Salivary Cortisol in Two New World Primate Species M. Stocker et al.
3. Linking Glucocorticoid Variations to Monthly and Daily Behavior in a Wild Endangered Neotropical Primate (Leontopithecus Chrysopygus) O. Kaisin et al.
4. Puberty, ovarian cycle, pregnancy, and postpartum ovulation in captive Sichuan golden monkeys ( Rhinopithecus roxellana ) based on changes in urinary and fecal gonadal steroid metabolites . Muren et al.
5. Testing the Effect of Medical Positive Reinforcement Training on Salivary Cortisol Levels in Bonobos and Orangutans V. Behringer et al.
6. Non-Invasive Measurement of Thyroid Hormones in Domestic Rabbits M. Chmurska-Gąsowska et al.
7. A composite menstrual cycle of captive orangutans, with associated hormonal and behavioral variability L. Durgavich et al.
8. Linking glucocorticoid variations to monthly and daily behavior in a wild endangered neotropical primate O. Kaisin et al.
9. Emerging indicators of fish welfare in aquaculture M. Barreto et al.
10. Fecal thyroid hormones allow for the noninvasive monitoring of energy intake in capuchin monkeys F. Schaebs et al.
11. Measurement of testosterone and cortisol metabolites and luteinising hormone in captive southern hairy-nosed wombat (Lasiorhinus latifrons) urine Z. Du et al.
12. Seasonal drivers of faecal glucocorticoid metabolite concentrations in an African strepsirrhine primate, the thick-tailed greater galago (Otolemur crassicaudatus) C. Long et al.
13. The quantification of reproductive hormones in the hair of captive adult brown bears and their application as indicators of sex and reproductive state M. Cattet et al.
14. Hormonal correlates of life history characteristics in wild female Colobus vellerosus J. Vayro et al.
15. Quality of hematology and clinical chemistry results in laboratory and zoo nonhuman primates: Effects of the preanalytical phase. A review F. Granat et al.
16. Validation of a non-invasive tool for monitoring adrenocortical activity in fat-tailed dunnarts (Sminthopsis crassicaudata) A. Bueno-Pedraz et al.
17. Monitoring menstrual cycle, gestation and lactation by measuring urinary oestradiol and progesterone in the captive golden snub-nosed monkey (Rhinopithecus roxellanae) W. Chen et al.
18. Reproductive behaviour, testis size and faecal androgen metabolite concentrations in the African lesser bushbaby J. Scheun et al.
19. Analytical and biological validation of a noninvasive measurement of glucocorticoid metabolites in feces of Geoffroy's spider monkeys (Ateles geoffroyi) J. Damm et al.
20. Rank‐dependent grooming patterns and cortisol alleviation in Barbary macaques R. Sonnweber et al.
21. Simultaneous measurement of endogenous steroid hormones and their metabolites with LC–MS/MS in faeces of a New World primate species, Cebus capucinus A. Weltring et al.
22. Gaps to Address in Ecological Studies of Temperament and Physiology E. McMahon & S. Cavigelli
23. Noninvasive measurements of ovarian activity in Beira antelope (Dorcatragus megalotis) T. Wolf et al.
24. Individual, social, and environmental factors affecting salivary and fecal cortisol levels in captive pied tamarins (Saguinus bicolor) E. Price et al.
25. Fur color change and hormonal development in captive females of northern white-cheeked (Nomascus leucogenys) and buff-cheeked (Nomascus gabriellae) gibbons P. Bolechová et al.
26. The relationship between physical injury, body condition and stress‐related hormone concentrations in free‐ranging giraffes T. Wolf et al.
27. Analytical validation of an Enzyme Immunoassay for the measurement of urinary oxytocin in dogs and wolves F. Schaebs et al.
28. Measuring urofecal glucocorticoid metabolites in broiler chicken: a noninvasive tool for assessing stress as a marker of welfare T. Wolf et al.
29. Association between stress and bilateral symmetrical alopecia in free-ranging Formosan macaques in Mt. Longevity, Taiwan C. Chen et al.
30. Non-invasive monitoring of glucocorticoid metabolite concentrations in urine and faeces of the Sungazer (Smaug giganteus) J. Scheun et al.
31. Non-invasive monitoring of physiological markers in primates V. Behringer & T. Deschner
32. Assessing the Effects of Tourist Provisioning on the Health of Wild Barbary Macaques in Morocco L. Maréchal et al.
33. Circadian Rhythms of Urinary Cortisol Levels Vary Between Individuals in Wild Male Chimpanzees: A Reaction Norm Approach R. Sonnweber et al.
34. Insights from evolutionarily relevant models for human ageing M. Emery Thompson et al.
35. Behavioral and endocrine responses to season and social dynamics of captive male southern hairy-nosed wombats (Lasiorhinus latifrons) Z. Du et al.
36. A non-invasive method to assess the reproductive status of the European badger (Meles meles) from urinary sex-steroid metabolites N. Sugianto et al.
37. Female reproductive activity and its endocrine correlates in the African lesser bushbaby, Galago moholi J. Scheun et al.
38. Validating the use of dermal secretion as a matrix for monitoring glucocorticoid concentrations in African amphibian species J. Scheun et al.
39. Using an on-site laboratory for fecal steroid analysis in wild white-faced capuchins J. Beehner et al.
40. The impact of age-class and social context on fecal glucocorticoid metabolite levels in free-ranging male giraffes T. Wolf et al.
41. Salivary alpha-amylase enzyme is a non-invasive biomarker of acute stress in Japanese macaques (Macaca fuscata) N. Broche et al.
42. Diurnal variation of salivary cortisol in captive African elephants (Loxodonta africana) under routine management conditions and in relation to a translocation event S. Hambrecht et al.
43. Reproductive and Stress Response Hormones of the Critically Endangered Southern Muriqui (Brachyteles arachnoides: Atelidae) Under Captive Conditions A. Lima et al.
44. Testing the role of testosterone versus estrogens in mediating reproductive transitions in female rhesus macaques D. Lee et al.
45. Simultaneous investigation of urinary and faecal glucocorticoid metabolite concentrations reveals short- versus long-term drivers of HPA-axis activity in a wild primate (Papio ursinus) C. Christensen et al.
46. Time-lag of urinary and salivary cortisol response after a psychological stressor in bonobos (Pan paniscus) J. Verspeek et al.
47. Non-invasive hormonal characterization of the ovarian cycle, pregnancy, and seasonal anestrus of the female addra gazelle (Nanger dama ruficollis) J. Wojtusik et al.
48. Age and socially related changes in fecal androgen metabolite concentrations in free-ranging male giraffes T. Wolf et al.
49. Hormonal responses to mating competition in male Tonkean macaques B. Thierry et al.
50. Effects of Positive Reinforcement Training and Novel Object Exposure on Salivary Cortisol Levels under Consideration of Individual Variation in Captive African Elephants (Loxodonta africana) S. Hambrecht et al.
51. Development and validation of a high-resolution mass-spectrometry–based method to study the long-term stability of natural and synthetic glucocorticoids in faeces N. De Clercq et al.
52. Chemical signals in terrestrial vertebrates: search for design features P. Apps et al.
53. Fecal glucocorticoid metabolites and assay validation: Stress response evaluation in captive brown howler monkeys (Alouatta clamitans) T. Eleonora Madeira Buti et al.
54. Validating a non-invasive technique for monitoring physiological stress in the samango monkey J. Scheun et al.
55. Age-related Changes in Dehydroepiandrosterone-sulfate in Black-and-gold Howler Monkeys (Alouatta caraya) J. Melo et al.
56. Non-invasive evaluation of stress hormone responses in a captive population of sugar gliders (Petaurus breviceps) J. Scheun et al.
57. Measuring Faecal Glucocorticoid Metabolite Concentrations as an Indicator of Stress in Blue Wildebeest (Connochaetes taurinus) T. Wolf et al.
58. Analysis of different biological matrices for glucocorticoid detection in wild Cervidae and Bovidae from Europe and North America: a review V. Barukčić et al.
59. Monitoring ovarian cycle activity via progestagens in urine and feces of female mountain gorillas: A comparison of EIA and LC–MS measurements S. Habumuremyi et al.