State of the art and the future of fecal analysis using infrared spectroscopy

EA Kho, JN Fernandes, AJ Tilbrook… - Applied Spectroscopy …, 2023 - Taylor & Francis
Assessing the health and wellbeing of animals in their natural habitats is a critical yet difficult
aspect of species management and conservation. Non-and minimally invasive techniques …

The importance of intrinsic traits, environment and human activities in modulating stress levels in a wild ungulate

JPV Santos, P Acevedo, J Carvalho, J Queiros… - Ecological …, 2018 - Elsevier
Identifying the ecological and anthropogenic processes that affect wildlife physiology, and
that may operate as chronic stressors, is of prime importance to implementing appropriate …

Positive effect of spring advance on the diet quality of an alpine herbivore

J Espunyes, E Serrano, S Chaves… - Integrative …, 2022 - Wiley Online Library
Abstract Changes in vegetation phenology related to global warming are having alarming
effects on the life history traits of many herbivore species. Such changes are particularly …

Predicting fiber content in herbivore fecal samples using a multispecies NIRS model

M Rossa, E Serrano, J Carvalho, N Fernández… - PloS one, 2025 - journals.plos.org
Fiber is essential for rumen health, microbial fermentation, and the energy supply of
herbivores. Even though the study of fecal fiber contents (neutral detergent fiber NDF, acid …

Prediction of cortisol and progesterone concentrations in cow hair using near-infrared reflectance spectroscopy (NIRS)

O Tallo-Parra, E Albanell, A Carbajal… - Applied …, 2017 - journals.sagepub.com
Concentrations of different steroid hormones have been used in cows as a measure of
adrenal or gonadal activity and, thus, as indicators of stress or reproductive state. Detecting …

[HTML][HTML] Validation of a Commercial ELISA Kit for Non-Invasive Measurement of Biologically Relevant Changes in Equine Cortisol Concentrations

ER Share, SL Mastellar, JK Suagee-Bedore… - Animals, 2024 - mdpi.com
Simple Summary Cortisol is a very common hormone measured when studying the stress
response. While plasma cortisol is commonly utilized, concerns regarding stress caused by …

Enhancing predictive performance for spectroscopic studies in wildlife science through a multi-model approach: A case study for species classification of live …

LD Chen, MA Caprio, DM Chen… - PLoS computational …, 2024 - journals.plos.org
Near infrared spectroscopy coupled with predictive modeling is a growing field of study for
addressing questions in wildlife science aimed at improving management strategies and …

[HTML][HTML] Little agreement among methodologies to determine fecal glucocorticoid metabolites in a mountain ungulate

S Tampach, JR López-Olvera, R Palme… - Global Ecology and …, 2024 - Elsevier
Faecal glucocorticoid metabolites (FGMs) have gained relevance in ecological studies and
population monitoring, allowing non-invasive remote sampling without the need to capture …

Combining near infrared spectra of feces and geostatistics to generate forage nutritional quality maps across landscapes

PO Jean, RL Bradley, JP Tremblay… - Ecological …, 2015 - Wiley Online Library
An important asset for the management of wild ungulates is recognizing the spatial
distribution of forage quality across heterogeneous landscapes. To do so typically requires …

Novel frontier in wildlife monitoring: Identification of small rodent species from fecal pellets using near‐infrared reflectance spectroscopy (NIRS)

MW Tuomi, FJA Murguzur, KS Hoset… - Ecology and …, 2023 - Wiley Online Library
Small rodents are prevalent and functionally important across the world's biomes, making
their monitoring salient for ecosystem management, conservation, forestry, and agriculture …