Accelerated differentiation of neo-W nuclear-encoded mitochondrial genes between two climate-associated bird lineages signals potential co-evolution with …

GW Low, A Pavlova, HM Gan, MC Ko, KR Sadanandan… - Heredity, 2024 - nature.com
There is considerable evidence for mitochondrial-nuclear co-adaptation as a key
evolutionary driver. Hypotheses regarding the roles of sex-linkage have emphasized Z …

Whole‐genome phylogeography of the blue‐faced honeyeater (Entomyzon cyanotis) and discovery and characterization of a neo‐Z chromosome

JT Burley, SCM Orzechowski, SYW Sin… - Molecular …, 2023 - Wiley Online Library
Whole‐genome surveys of genetic diversity and geographic variation often yield unexpected
discoveries of novel structural variation, which long‐read DNA sequencing can help clarify …

[HTML][HTML] Spread of yellow-bill-color alleles favored by selection in the long-tailed finch hybrid system

DM Hooper, CS McDiarmid, MJ Powers, NM Justyn… - Current Biology, 2024 - cell.com
Carotenoid pigments produce the yellow and red colors of birds and other vertebrates.
Despite their importance in social signaling and sexual selection, our understanding of how …

Mitonuclear interactions impact aerobic metabolism in hybrids and may explain mitonuclear discordance in young, naturally hybridizing bird lineages

CS McDiarmid, DM Hooper, A Stier… - Molecular …, 2024 - Wiley Online Library
Understanding genetic incompatibilities and genetic introgression between incipient species
are major goals in evolutionary biology. Mitochondrial genes evolve rapidly and exist in …

Contemporary intergeneric hybridization and backcrossing among birds-of-paradise

F Thörn, AER Soares, IA Müller, M Päckert… - Evolution …, 2024 - academic.oup.com
Despite large differences in morphology, behavior and lek-mating strategies the birds-of-
paradise are known to hybridize occasionally, even across different genera. Many of these …

Multigenerational hybridisation results in heterosis and facilitates adaptive introgression, with no evidence of outbreeding depression in a pair of marine gastropods

D Cummins, MS Johnson, JL Tomkins, WJ Kennington - Heredity, 2024 - nature.com
Anthropogenic environmental changes continue to threaten species globally. For example,
translocation of species has caused unintentional hybridisation, which has contributed to …

Diversifying selection and adaptive introgression of carotenoid-processing genes underlie the evolution of bill color in the long-tailed finch

DM Hooper, CS McDiarmid, MJ Powers, NM Justyn… - bioRxiv, 2024 - biorxiv.org
Carotenoid pigmentation produces most of the yellow and red coloration of birds and other
vertebrates, but our understanding of the genetic architecture of carotenoid ornamentation is …

Gene expression in male and female stickleback from populations with convergent and divergent throat coloration

JS McKinnon, WB Newsome… - Ecology and …, 2022 - Wiley Online Library
Understanding of genetic mechanisms underlying variation in sexual dichromatism remains
limited, especially for carotenoid‐based colors. We addressed this knowledge gap in a gene …

Experimentally testing mate preference in an avian system with unidirectional bill color introgression

CS McDiarmid, F Finch, M Peso… - Ecology and …, 2023 - Wiley Online Library
Mating behavior can play a key role in speciation by inhibiting or facilitating gene flow
between closely related taxa. Hybrid zones facilitate a direct examination of mating behavior …

Developmental rate displays effects of inheritance but not of sex in interpopulation hybrids of Tigriopus californicus

TM Healy, AC Hargadon… - Journal of Experimental …, 2023 - Wiley Online Library
Coevolved genetic interactions within populations can be disrupted by hybridization
resulting in loss of fitness in hybrid individuals (ie, hybrid breakdown). However, the extent to …