Effect of weather conditions and presence of visitors on adrenocortical activity in captive African penguins (Spheniscus demersus)

L Ozella, L Anfossi, F Di Nardo, D Pessani - General and comparative …, 2017 - Elsevier
A number of potential stressors are present in captive environments and it is critically
important to identify them in order to improve health and welfare in ex situ animal …

Validation of a qualitative immunochromatographic test for the noninvasive assessment of stress in dogs

F Di Nardo, L Anfossi, L Ozella, A Saccani… - … of Chromatography B, 2016 - Elsevier
Salivary cortisol is regarded as a reliable parameter for the noninvasive assessment of the
welfare of animals, because it is strictly related to stress levels. Several methods are …

Monitoring glucocorticoid metabolite concentrations as a proxy of environmental stress across important life-history stages in captive African penguins

J Scheun, J Gulson, A Ganswindt - General and Comparative …, 2020 - Elsevier
Due to considerable global decline in wildlife population numbers and species diversity,
because of various anthropogenic activities, conservationists increasingly rely on captive …

Urofaecal glucocorticoid metabolite concentrations in African penguin (Spheniscus demersus) chick populations experiencing different levels of human disturbance

J Scheun, RJ Miller, A Ganswindt… - Conservation …, 2021 - academic.oup.com
Despite the importance of ecotourism in species conservation, little is known about the
industry's effects on wildlife. In South Africa, some African penguin (Spheniscus demersus) …

Fecal glucocorticoid analysis as a health monitoring tool for endangered African penguins (Spheniscus demersus)

MV Driscoll, AD Tuttle, TA Romano - General and Comparative …, 2023 - Elsevier
African penguins (Spheniscus demersus) are an endangered species, with approximately
70,000 mature adults remaining in the wild. Population loss is linked to a combination of …

Non-invasive monitoring of adrenocortical activity in captive African Penguin (Spheniscus demersus) by measuring faecal glucocorticoid metabolites

L Ozella, L Anfossi, F Di Nardo, D Pessani - General and Comparative …, 2015 - Elsevier
Measurement of faecal glucocorticoid metabolites (FGMs) has become a useful and widely-
accepted method for the non-invasive evaluation of stress in vertebrates. In this study we …

Fecal Glucocorticoid Metabolite Concentration as a Tool for Assessing Impacts of Interventions in Humboldt Penguins (Spheniscus humboldti)

S Xie, TJ McWhorter - Birds, 2021 - mdpi.com
Simple Summary It is difficult to measure stress in penguins without actually causing stress.
Measuring the stress hormone corticosterone in the feces of penguins may be the most …

Validation of an assay to measure glucocorticoid metabolites in the droppings of little penguins (Eudyptula minor)

SL Sherwen, K Fanson - 2015 - dro.deakin.edu.au
Monitoring adrenal activity can provide insight into an animal's physiological state and can
be assessed non-invasively via excreta (eg bird droppings). However, before this technique …

Non-invasive hormone monitoring as a robust method for determining adrenocortical activity in injured, emaciated and oil-contaminated African penguins undergoing …

J Scheun, K Ludynia, A Snyman… - General and Comparative …, 2021 - Elsevier
Anthropogenic activity is a major driver of seabird injury and mortality in the 21st century.
Although most seabirds perish within the natural environment as a result of human activities …

Assessment of Commercially Available Immunoassays to Measure Glucocorticoid Metabolites in African Grey Parrot (Psittacus Erithacus) Droppings: A Ready Tool …

C Bienboire-Frosini, M Alnot-Perronin, C Chabaud… - Animals, 2018 - mdpi.com
Simple Summary The African Grey Parrot is a very popular bird commonly found in
zoological collections. However, captivity can prevent it from meeting its natural needs and …