Sexual conflict in hermaphrodites
Hermaphrodites combine the male and female sex functions into a single individual, either
sequentially or simultaneously. This simple fact means that they exhibit both similarities and …
sequentially or simultaneously. This simple fact means that they exhibit both similarities and …
Functions, diversity, and evolution of traumatic mating
R Lange, K Reinhardt, NK Michiels… - Biological …, 2013 - Wiley Online Library
Copulation can involve the wounding of the mating partner by specialised devices. This type
of mating, which we term traumatic mating, has been regarded as exceptional. Its …
of mating, which we term traumatic mating, has been regarded as exceptional. Its …
Tests of sex allocation theory in simultaneously hermaphroditic animals
L Schärer - Evolution, 2009 - academic.oup.com
Sex allocation is a crucial life-history parameter in all sexual organisms. Over the last
decades a body of evolutionary theory, sex allocation theory, was developed, which has …
decades a body of evolutionary theory, sex allocation theory, was developed, which has …
Ejaculate–female and sperm–female interactions
S Pitnick, MF Wolfner, SS Suarez - Sperm biology, 2009 - Elsevier
Publisher Summary The mechanisms of sexual reproduction are expected to be complex
and evolutionarily dynamic in internally fertilizing species, where numerous biochemical …
and evolutionarily dynamic in internally fertilizing species, where numerous biochemical …
The evolution of animal nuptial gifts
Animal nuptial gifts display multitudinous forms, and such gifts are especially interesting
because they sit at the intersection of sexual selection, foraging ecology, and life-history …
because they sit at the intersection of sexual selection, foraging ecology, and life-history …
Chemical communication and its role in sexual selection across Animalia
TJ Buchinger, W Li - Communications Biology, 2023 - nature.com
Sexual selection has been studied as a major evolutionary driver of animal diversity for
roughly 50 years. Much evidence indicates that competition for mates favors elaborate …
roughly 50 years. Much evidence indicates that competition for mates favors elaborate …
The snail's love-dart delivers mucus to increase paternity
R Chase, KC Blanchard - Proceedings of the Royal …, 2006 - royalsocietypublishing.org
Many of the seemingly bizarre animal behaviours can be understood only by acknowledging
the power of sex to shape evolution. A case in point is the so-called love-dart that some …
the power of sex to shape evolution. A case in point is the so-called love-dart that some …
Love bites: male frogs (Plectrohyla, Hylidae) use teeth scratching to deliver sodefrin precursor-like factors to females during amplexus
LM Schulte, A Martel, R Cruz-Elizalde… - Frontiers in …, 2021 - Springer
Background Efficient transfer of chemical signals is important for successful mating in many
animal species. Multiple evolutionary lineages of animals evolved direct sex pheromone …
animal species. Multiple evolutionary lineages of animals evolved direct sex pheromone …
Frequent origins of traumatic insemination involve convergent shifts in sperm and genital morphology
Traumatic insemination is a mating behavior during which the (sperm) donor uses a
traumatic intromittent organ to inject an ejaculate through the epidermis of the (sperm) …
traumatic intromittent organ to inject an ejaculate through the epidermis of the (sperm) …
Male accessory gland protein reduces egg laying in a simultaneous hermaphrodite
JM Koene, W Sloot, K Montagne-Wajer, SF Cummins… - PLoS …, 2010 - journals.plos.org
Seminal fluid is an important part of the ejaculate of internally fertilizing animals. This fluid
contains substances that nourish and activate sperm for successful fertilization. Additionally …
contains substances that nourish and activate sperm for successful fertilization. Additionally …