Results 61 to 70 of about 13,091 (182)

Parallel‐laser photogrammetry to estimate body size in free‐ranging mammals

open access: yesWildlife Society Bulletin, 2015
It is not always practical to hand‐measure body size of free‐ranging animals. In recent years, parallel‐laser photogrammetry has become increasingly common for obtaining remote estimates of body size.
Jordan N. Weisgerber   +2 more
doaj   +1 more source

The Roles of Contrasting Host Types on the Environmental Abundance of Anaplasma phagocytophilum, an Emerging Zoonotic Pathogen

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
In this study, we analysed data collected at 40 sites in the Northwest of Scotland (from 2018 to 2020) to quantify the relative contributions of hypothesised pathogen transmission hosts (deer and sheep) and non‐transmission hosts (birds and rodents) on the environmental abundance of ecotypes I and II of Anaplasma phagocytophilum. Our results add to our
William McLellan   +8 more
wiley   +1 more source

Hair Cortisol Concentrations in Feral Horses and the Influence of Physiological and Social Factors

open access: yesAnimals, 2023
Cortisol is a glucocorticoid hormone produced during activation of the hypothalamic–pituitary–adrenal axis (HPA) in response to psychological or physiological demands.
Sarah A. Medill   +2 more
doaj   +1 more source

Selective seasonal foraging behavior of herbivores on a Danish island demonstrated by DNA metabarcoding

open access: yesRestoration Ecology, Volume 34, Issue 7, September 2026.
Abstract Introduction Understanding how herbivores influence plant communities is critical for managing biodiversity and ecosystem functions, particularly in conservation areas undergoing restoration or rewilding, where free‐ranging large herbivores impact the vegetation development.
Henry F. N. Lankes   +4 more
wiley   +1 more source

Serological Analysis of IgG and IgM Antibodies against Anaplasma spp. in Various Animal Species of the Qinghai-Tibetan Plateau

open access: yesAnimals, 2022
Anaplasma genus infects the blood cells of humans and animals by biting, causing zoonotic anaplasmosis. However, limited data are available on carrier animals for Anaplasma spp. antibodies in the Qinghai–Tibetan Plateau Area.
Jinchao Zhang   +6 more
doaj   +1 more source

The ageing holobiont: crosstalk between telomere dynamics, oxidative stress and the gut microbiome

open access: yesBiological Reviews, Volume 101, Issue 4, Page 1877-1903, August 2026.
ABSTRACT The gut tissue is at the frontline of early onset of ageing. It exhibits high cell turnover rates and rapid telomere shortening, which can have systemic effects on the developing or senescing organism. We conducted a literature review of studies on the crosstalk between telomere length dynamics, telomerase activity, oxidative stress, and gut ...
Michael L. Pepke   +2 more
wiley   +1 more source

Equus Caballus Antunesi, nouvelle sous-espece quaternaire du Portugal [PDF]

open access: yes, 1989
Equus caballus antunesi, nova subspecies, was a hypsodont, slender, and rather small horse (around 141cm at the withers). with narrow hooves and protocones longer on P3/-P4/ than on Ml/-M2/.
Eisenmann, Véra   +2 more
core   +1 more source

Nonprimate Hepaciviruses in Domestic Horses, United Kingdom

open access: yesEmerging Infectious Diseases, 2012
Although the origin of hepatitis C virus infections in humans remains undetermined, a close homolog of this virus, termed canine hepacivirus (CHV) and found in respiratory secretions of dogs, provides evidence for a wider distribution of hepaciviruses in
Sinéad Lyons   +8 more
doaj   +1 more source

Evaluating novel attachment methods for tracking devices on terrestrial mammals

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 6, August 2026.
We deployed GNSS tracking devices on 2 endangered large terrestrial mammals, scimitar‐horned oryx and Przewalski's horses, using novel attachment methods. Tags achieved fix success rates and spatial accuracy that compare well with standard collars used on large mammals.
John F. McEvoy   +8 more
wiley   +1 more source

Faecal oestrone, rather than an androgen, is a sensitive and consistent marker of male reproductive state in equids

open access: yesTheriogenology Wild
Measuring faecal steroid hormones can provide important information on reproductive state, health, and population demographics of wild and threatened species.
A.M. Burton   +3 more
doaj   +1 more source

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