Sex roles and sex ratios in animals

PM Kappeler, S Benhaiem, C Fichtel… - Biological …, 2023 - Wiley Online Library
In species with separate sexes, females and males often differ in their morphology,
physiology and behaviour. Such sex‐specific traits are functionally linked to variation in …

Complex adaptive systems

JS Lansing - Annual review of anthropology, 2003 - annualreviews.org
▪ Abstract The study of complex adaptive systems, a subset of nonlinear dynamical systems,
has recently become a major focus of interdisciplinary research in the social and natural …

Early‐life food stress hits females harder than males in insects: A meta‐analysis of sex differences in environmental sensitivity

T Teder, A Kaasik - Ecology Letters, 2023 - Wiley Online Library
Fitness consequences of early‐life environmental conditions are often sex‐specific, but
corresponding evidence for invertebrates remains inconclusive. Here, we use meta‐analysis …

Demographic causes of adult sex ratio variation and their consequences for parental cooperation

LJ Eberhart-Phillips, C Küpper… - Nature …, 2018 - nature.com
The adult sex ratio (ASR) is a fundamental concept in population biology, sexual selection,
and social evolution. However, it remains unclear which demographic processes generate …

The 150th anniversary of The Descent of Man: Darwin and the impact of sex-role reversal on sexual selection research

K Fritzsche, JM Henshaw, BD Johnson… - Biological Journal of …, 2021 - academic.oup.com
The year 2021 marks the 150th anniversary of the publication of Charles Darwin's
extraordinary book The Descent of Man and Selection in Relation to Sex. Here, we review …

Effects of global warming on species with temperature‐dependent sex determination: Bridging the gap between empirical research and management

EC Lockley, C Eizaguirre - Evolutionary Applications, 2021 - Wiley Online Library
Global warming could threaten over 400 species with temperature‐dependent sex
determination (TSD) worldwide, including all species of sea turtle. During embryonic …

Changes in adult sex ratio in wild bee communities are linked to urbanization

G Fitch, P Glaum, MC Simao, C Vaidya, J Matthijs… - Scientific Reports, 2019 - nature.com
Wild bees are indispensable pollinators, supporting global agricultural yield and
angiosperm biodiversity. They are experiencing widespread declines, resulting from multiple …

Mechanisms that can cause population decline under heavily skewed male‐biased adult sex ratios

S Chiba, A Iwamoto, S Shimabukuro… - Journal of Animal …, 2023 - Wiley Online Library
While adult sex ratio (ASR) is a crucial component for population management, there is still
a limited understanding of how its fluctuation affects population dynamics. To demonstrate …

Sex‐biased survival contributes to population decline in a long‐lived seabird, the Magellanic Penguin

NJ Gownaris, PD Boersma - Ecological Applications, 2019 - Wiley Online Library
Abstract We developed a Hidden Markov mark–recapture model (R package marked) to
examine sex‐specific demography in Magellanic Penguins (Spheniscus magellanicus). Our …

Natal habitat and sex-specific survival rates result in a male-biased adult sex ratio

AHJ Loonstra, MA Verhoeven, NR Senner… - Behavioral …, 2019 - academic.oup.com
The adult sex ratio (ASR) is a crucial component of the ecological and evolutionary forces
shaping the dynamics of a population. Although in many declining populations ASRs have …