Determining Cortisol in Animal Hair as a Marker of Chronic Stress
December 2025
in “
Biology Bulletin Reviews
”
Research cited in this study
15 / 15 results
research Goat Hair as a Bioindicator of Environmental Contaminants and Adrenal Activation During Vertical Transhumance
Goat hair shows changes in metal levels and stress when goats move from indoors to mountain pastures.
research Hair Cortisol: A Biomarker of Chronic Stress in Animals and Its Association With Reproduction
High levels of cortisol in hair show long-term stress which can lower fertility in animals.
research Analysis of Hair Cortisol as an Indicator of Chronic Stress in Pigs in Two Different Farrowing Systems
Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.
research The Tale of Stress: An Exploratory Analysis of Cortisol Levels in the Tail Hair of Captive Asian Elephants
Elephant tail-hair can show past stress levels, matching times when stressful events happened.
research Temporary Relocation During Rest Periods: Relocation Stress and Other Factors Influence Hair Cortisol Concentrations in Horses
Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
research Hair Cortisol in Sheltered Cows and Its Association with Other Welfare Indicators
High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
research The Use of Hair Cortisol for the Assessment of Stress in Animals
Hair cortisol is a reliable way to measure long-term stress in animals.
research Quantification of Reproductive Hormones in Hair of Captive Adult Brown Bears and Their Application as Indicators of Sex and Reproductive State
Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
research Factors Influencing Alopecia and Hair Cortisol in Rhesus Macaques (Macaca Mulatta)
Captive management practices affect hair loss and stress in rhesus monkeys, with differences between facilities.
research Sources of Variation in Hair Cortisol in Wild and Captive Non-Human Primates
Hair cortisol levels in primates are useful for stress assessment but vary by age, sex, species, and hair collection methods.
research Heavily Hunted Wolves Have Higher Stress and Reproductive Steroids Than Wolves With Lower Hunting Pressure
Heavily hunted wolves have higher stress and reproductive hormone levels.
research Short Communication: Factors Affecting Hair Cortisol Concentrations in Lactating Dairy Cows
Tail switch hair is best for measuring cortisol in Holstein cows, with white hair and multiparous cows showing higher levels.
research Quantifying Long-Term Stress in Brown Bears with Hair Cortisol Concentration: A Biomarker That May Be Confounded by Rapid Changes in Response to Capture and Handling
Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
research Effects of Shampoo and Water Washing on Hair Cortisol Concentrations
Washing hair with water or shampoo lowers cortisol levels in hair.
research Cortisol Determination in Hair and Feces from Domestic Cats and Dogs
Hair cortisol can reliably indicate chronic stress in cats and dogs.