Testing for age-dependent effects of dietary restriction on the strength of condition dependence in ejaculate traits in the guppy (Poecilia reticulata)

JP Evans, EJ Turnbull… - Royal Society Open …, 2023 - royalsocietypublishing.org
Ejaculates can be costly to produce and depend on an individual's condition, defined as the
pool of resources allocated to fitness. A method for assessing condition dependence is to …

Does diet influence ejaculate expenditure under experimentally altered risk of sperm competition in guppies?

RA Lymbery, BJ Alvaro, JP Evans - Animal Behaviour, 2022 - Elsevier
According to the sperm competition risk (SCR) model, males should increase their
investment in ejaculates when there is a high chance that their sperm will compete for …

Fasting increases investment in soma upon refeeding at the cost of gamete quality in zebrafish

ER Ivimey-Cook, DS Murray… - … of the Royal …, 2023 - royalsocietypublishing.org
Fasting increases lifespan in invertebrates, improves biomarkers of health in vertebrates and
is increasingly proposed as a promising route to improve human health. Nevertheless, little …