Artificial light at night amplifies seasonal relapse of haemosporidian parasites in a widespread songbird

DJ Becker, D Singh, Q Pan… - … of the Royal …, 2020 - royalsocietypublishing.org
Urban habitats can shape interactions between hosts and parasites by altering not only
exposure rates but also within-host processes. Artificial light at night (ALAN) is common in …

Reactivation of latent infections with migration shapes population-level disease dynamics

DJ Becker, ED Ketterson… - Proceedings of the …, 2020 - royalsocietypublishing.org
Annual migration is common across animal taxa and can dramatically shape the spatial and
temporal patterns of infectious disease. Although migration can decrease infection …

Evolutionary and ecological immunology

M Vinkler, JS Adelman, DR Ardia - Avian immunology, 2022 - Elsevier
Immune defenses vary widely across individuals and species. The field of evolutionary and
ecological immunology (also recognized as ecoimmunology) seeks to uncover both the …

Novel Rickettsia spp. in two common overwintering North American songbirds

DJ Becker, A Byrd, TM Smiley… - Emerging microbes & …, 2022 - Taylor & Francis
American robins and dark-eyed juncos migrate across North America and have been found
to be competent hosts for some bacterial and viral pathogens, but their contributions to …

Determinants of spring migration departure dates in a New World sparrow: Weather variables reign supreme

AJ Byrd, KM Talbott, TM Smiley, TB Verrett… - Ecology and …, 2024 - Wiley Online Library
Numerous factors influence the timing of spring migration in birds, yet the relative
importance of intrinsic and extrinsic variables on migration initiation remains unclear. To test …

Leukocyte profile variation in Dupont's Lark (Chersophilus duponti) in Spain and Morocco

D Bustillo-de la Rosa, M Calero-Riestra… - Journal of …, 2022 - Springer
Stress in birds has been widely studied through the measurement of heterophil-to-
lymphocyte ratio (H/L ratio). In this study we aimed to assess for the first time the potential …

Vocal behaviour, parasitic infection, chronic stress and body condition in rufous‐naped wrens (Campylorhynchus rufinucha)

E Meza‐Montes, RA Fernández‐Gómez… - Ibis, 2023 - Wiley Online Library
We explored the relationship between haemosporidian infection (infected vs. uninfected),
parasite load, heterophil: lymphocyte ratio, body condition and vocal behaviour of the …

Between-and within-population drivers of haemosporidian prevalence and diversity in American robins (Turdus migratorius)

A Jahn, J Bell, J Dispoto, D de Angeli Dutra, A Fecchio… - 2024 - authorea.com
Avian haemosporidians are a diverse group of parasites that infect birds worldwide and
have been a major focus of research for decades. Yet, few studies have identified the drivers …

Total white blood cell counts but not HL ratio changes in the transition from post‐juvenile molt to autumn migration in the first‐year Eurasian blackcap (Sylvia atricapilla …

I Demina, A Tsvey - Journal of Experimental Zoology Part A …, 2022 - Wiley Online Library
Theoretically, seasonal changes in immune functioning in animals are shaped by the trade‐
off between a probability of encountering pathogens and availability of resources. We used …

Novel Rickettsia spp. in two common overwintering North American passerines

DJ Becker, A Byrd, TM Smiley, MF Marques, JV Nunez… - bioRxiv, 2022 - biorxiv.org
American robins and dark-eyed juncos migrate across North America, but their contributions
to arthropod-borne disease remain poorly characterized. We identified novel Rickettsia spp …