Seasonal specialization drives divergent population dynamics in two closely related butterflies

L Von Schmalensee, P Caillault… - Nature …, 2023 - nature.com
Seasons impose different selection pressures on organisms through contrasting
environmental conditions. How such seasonal evolutionary conflict is resolved in organisms …

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 …

[HTML][HTML] Coeffects of temperature and photoperiod on the age-related timing of spring migration of Whooper swans via satellite tracking

R Jia, G Zhang, Y Wang, Z Yang, H Xu, G Sun… - Global Ecology and …, 2024 - Elsevier
Extrinsic and endocrine factors are important mechanisms influencing the timing of spring
bird migration. Whooper swans (Cygnus cygnus), including 122 adults and subadults over …

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 …

Breeding Dark-eyed Junco (Junco hyemalis hyemalis) subspecies in western Massachusetts has not changed over previous 80 years

DP Shustack, HL Wait - The Wilson Journal of Ornithology, 2023 - meridian.allenpress.com
Subspecies of the Dark-eyed Junco (Junco hyemalis) differ based on morphology and
genetics, with interbreeding occurring where subspecies meet and overlap. Two subspecies …

Change in Bird Use of a Cold Desert Stopover Site Across Seventeen Years

AR Young - 2024 - search.proquest.com
Abstract Camas National Wildlife Refuge (NWR) occupies the Snake River Plain in
southeastern Idaho, USA and includes riparian habitat augmented by shelterbelts. A …

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 …