The contemporary evolution of fitness

AP Hendry, DJ Schoen, ME Wolak… - Annual Review of …, 2018 - annualreviews.org
The rate of evolution of population mean fitness informs how selection acting in
contemporary populations can counteract environmental change and genetic degradation …

The crucial role of genome-wide genetic variation in conservation

M Kardos, EE Armstrong… - Proceedings of the …, 2021 - National Acad Sciences
The unprecedented rate of extinction calls for efficient use of genetics to help conserve
biodiversity. Several recent genomic and simulation-based studies have argued that the …

Understanding the biology of species' ranges: when and how does evolution change the rules of ecological engagement?

J Bridle, A Hoffmann - Philosophical Transactions of the …, 2022 - royalsocietypublishing.org
Understanding processes that limit species' ranges has been a core issue in ecology and
evolutionary biology for many decades, and has become increasingly important given the …

Genetic variance in fitness indicates rapid contemporary adaptive evolution in wild animals

T Bonnet, MB Morrissey, P De Villemereuil, SC Alberts… - Science, 2022 - science.org
The rate of adaptive evolution, the contribution of selection to genetic changes that increase
mean fitness, is determined by the additive genetic variance in individual relative fitness. To …

Telomere length is heritable and genetically correlated with lifespan in a wild bird

O Vedder, M Moiron, C Bichet, C Bauch… - Molecular …, 2022 - Wiley Online Library
Telomeres are protective caps at the end of eukaryotic chromosomes that shorten with age
and in response to stressful or resource‐demanding conditions. Their length predicts …

Little adaptive potential in a threatened passerine bird

P de Villemereuil, A Rutschmann, KD Lee, JG Ewen… - Current Biology, 2019 - cell.com
Threatened species face numerous threats, including future challenges triggered by global
change. A possible way to cope with these challenges is through adaptive evolution, which …

Nonequivalent lethal equivalents: Models and inbreeding metrics for unbiased estimation of inbreeding load

P Nietlisbach, S Muff, JM Reid… - Evolutionary …, 2019 - Wiley Online Library
Inbreeding depression, the deterioration in mean trait value in progeny of related parents, is
a fundamental quantity in genetics, evolutionary biology, animal and plant breeding, and …

Stronger net selection on males across animals

L Winkler, M Moiron, EH Morrow, T Janicke - Elife, 2021 - elifesciences.org
Sexual selection is considered the major driver for the evolution of sex differences. However,
the eco-evolutionary dynamics of sexual selection and their role for a population's adaptive …

Multiple life-stage inbreeding depression impacts demography and extinction risk in an extinct-in-the-wild species

AE Trask, GM Ferrie, J Wang, S Newland… - Scientific Reports, 2021 - nature.com
Inbreeding can depress individuals' fitness traits and reduce population viability. However,
studies that directly translate inbreeding depression on fitness traits into consequences for …

Immigration counter-acts local micro-evolution of a major fitness component: Migration-selection balance in free-living song sparrows

JM Reid, P Arcese, P Nietlisbach, ME Wolak… - Evolution …, 2021 - academic.oup.com
Ongoing adaptive evolution, and resulting “evolutionary rescue” of declining populations,
requires additive genetic variation in fitness. Such variation can be increased by gene flow …