Sperm competition and ejaculate economics
Sperm competition was identified in 1970 as a pervasive selective force in post‐copulatory
sexual selection that occurs when the ejaculates of different males compete to fertilise a …
sexual selection that occurs when the ejaculates of different males compete to fertilise a …
The evolution of animal weapons
DJ Emlen - Annual review of ecology, evolution, and …, 2008 - annualreviews.org
Males in many species invest substantially in structures that are used in combat with rivals
over access to females. These weapons can attain extreme proportions and have diversified …
over access to females. These weapons can attain extreme proportions and have diversified …
[图书][B] Mammal societies
T Clutton-Brock - 2016 - books.google.com
The book aims to integrate our understanding of mammalian societies into a novel synthesis
that is relevant to behavioural ecologists, ecologists, and anthropologists. It adopts a …
that is relevant to behavioural ecologists, ecologists, and anthropologists. It adopts a …
[图书][B] Sex, size and gender roles: evolutionary studies of sexual size dimorphism
Why do males and females frequently differ so markedly in body size and morphology? Sex,
Size, and Gender Roles is the first book to investigate the genetic, developmental, and …
Size, and Gender Roles is the first book to investigate the genetic, developmental, and …
Life history trade-offs at a single locus maintain sexually selected genetic variation
Sexual selection, through intra-male competition or female choice, is assumed to be a
source of strong and sustained directional selection in the wild,. In the presence of such …
source of strong and sustained directional selection in the wild,. In the presence of such …
Reproductive senescence: new perspectives in the wild
JF Lemaître, JM Gaillard - Biological Reviews, 2017 - Wiley Online Library
According to recent empirical studies, reproductive senescence, the decline in reproductive
success with increasing age, seems to be nearly ubiquitous in the wild. However, a clear …
success with increasing age, seems to be nearly ubiquitous in the wild. However, a clear …
Evolutionary trade-off between secondary sexual traits and ejaculates
Recent theoretical models predict that the evolutionary diversification of the weapons and
ornaments of pre-mating sexual selection should be influenced by trade-offs with male …
ornaments of pre-mating sexual selection should be influenced by trade-offs with male …
Polyandry as a mediator of sexual selection before and after mating
C Kvarnemo, LW Simmons - … Transactions of the Royal …, 2013 - royalsocietypublishing.org
The Darwin–Bateman paradigm recognizes competition among males for access to multiple
mates as the main driver of sexual selection. Increasingly, however, females are also being …
mates as the main driver of sexual selection. Increasingly, however, females are also being …
Sperm competition games: a general model for precopulatory male–male competition
GA Parker, CM Lessells, LW Simmons - Evolution, 2013 - academic.oup.com
Reproductive males face a trade-off between expenditure on precopulatory male–male
competition—increasing the number of females that they secure as mates—and sperm …
competition—increasing the number of females that they secure as mates—and sperm …
Genome‐wide association mapping identifies the genetic basis of discrete and quantitative variation in sexual weaponry in a wild sheep population
SE Johnston, JC McEwan, NK Pickering… - Molecular …, 2011 - Wiley Online Library
Understanding the genetic architecture of phenotypic variation in natural populations is a
fundamental goal of evolutionary genetics. Wild Soay sheep (Ovis aries) have an inherited …
fundamental goal of evolutionary genetics. Wild Soay sheep (Ovis aries) have an inherited …