Articles with "sexual selection" as a keyword



The impact of small groups on pre‐ and postcopulatory sexual selection in polyandrous populations

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Published in 2023 at "Ecology and Evolution"

DOI: 10.1002/ece3.10057

Abstract: Abstract Sexual selection is a key evolutionary force but varies widely between populations. Two key factors that influence sexual selection are the extent to which females copulate with multiple males (polyandry) and variation in the… read more here.

Keywords: pre postcopulatory; selection polyandrous; polyandrous populations; postcopulatory sexual ... See more keywords

Sexual selection constrains the body mass of male but not female mice

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Published in 2017 at "Ecology and Evolution"

DOI: 10.1002/ece3.2753

Abstract: Abstract Sexual size dimorphism results when female and male body size is influenced differently by natural and sexual selection. Typically, in polygynous species larger male body size is thought to be favored in competition for… read more here.

Keywords: size; body mass; sexual selection; selection ... See more keywords

The role of condition on sexual selection in the seed bug Lygaeus simulans

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Published in 2024 at "Ecology and Evolution"

DOI: 10.1002/ece3.70226

Abstract: Abstract Organism condition plays an important role in sexual selection. Sexual ornaments and displays can be condition‐dependent, reflecting either underlying genetic quality, experience of environmental stressors, or both. As such, the phenotypic expression of such… read more here.

Keywords: seed; role; condition; ecology ... See more keywords

Post‐Copulatory Sexual Selection in an Insect With High Levels of Mating Failure

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Published in 2024 at "Ecology and Evolution"

DOI: 10.1002/ece3.70407

Abstract: ABSTRACT Sexual selection is not a single process. Instead, multiple processes of sexual selection can interact with respect to a given phenotype, in either reinforcing, independent, or conflicting directions. Here we consider how different processes… read more here.

Keywords: copulatory sexual; selection; sexual selection; mating failure ... See more keywords

Using Rhodamine to Tag Mites for Studies of Pre‐ and Post‐Copulatory Sexual Selection

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Published in 2024 at "Ecology and Evolution"

DOI: 10.1002/ece3.70525

Abstract: ABSTRACT Our understanding of sexual selection is advancing with new technologies that tag individuals or their sperm, revealing how females use post‐copulatory processes to discriminate between competing mates. Many tagging methods have been devised primarily… read more here.

Keywords: post copulatory; pre post; sexual selection;

Divergent natural selection alters male sperm competition success in Drosophila melanogaster

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Published in 2022 at "Ecology and Evolution"

DOI: 10.1002/ece3.8567

Abstract: Abstract Sexually selected traits may also be subject to non‐sexual selection. If optimal trait values depend on environmental conditions, then “narrow sense” (i.e., non‐sexual) natural selection can lead to local adaptation, with fitness in a… read more here.

Keywords: sexual selection; selection; success; non sexual ... See more keywords

Sexual selection, feather wear, and time constraints on the pre‐basic molt explain the acquisition of the pre‐alternate molt in European passerines

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Published in 2022 at "Ecology and Evolution"

DOI: 10.1002/ece3.9260

Abstract: Abstract Avian feathers need to be replaced periodically to fulfill their functions, with natural, social, and sexual selection presumably driving the evolution of molting strategies. In temperate birds, a common pattern is to molt feathers… read more here.

Keywords: alternate molt; pre alternate; molt; sexual selection ... See more keywords

Sex in murky waters: algal-induced turbidity increases sexual selection in pipefish

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Published in 2017 at "Behavioral Ecology and Sociobiology"

DOI: 10.1007/s00265-017-2310-8

Abstract: Algal-induced turbidity has been shown to alter several important aspects of reproduction and sexual selection. However, while turbidity has been shown to negatively affect reproduction and sexually selected traits in some species, it may instead… read more here.

Keywords: induced turbidity; sexual selection; algal induced; turbidity ... See more keywords

Modeling Sexual Selection in Túngara Frog and Rationality of Mate Choice

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Published in 2017 at "Bulletin of Mathematical Biology"

DOI: 10.1007/s11538-017-0353-7

Abstract: The males of the species of frogs Engystomops pustulosus produce simple and complex calls to lure females, as a way of intersexual selection. Complex calls lead males to a greater reproductive success than what simple… read more here.

Keywords: complex calls; selection; reproductive success; sexual selection ... See more keywords

Pheromones-based sexual selection in a rapidly changing world.

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Published in 2017 at "Current opinion in insect science"

DOI: 10.1016/j.cois.2017.09.010

Abstract: Insects utilise chemical cues for a range of different purposes and the complexity and degree of specificity of these signals is arguably unparalleled in the animal kingdom. Chemical signals are particularly important for insect reproduction… read more here.

Keywords: rapidly changing; selection; chemical signals; sexual selection ... See more keywords
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Evolution: Natural selection, sexual selection, and the jaws of death

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Published in 2021 at "Current Biology"

DOI: 10.1016/j.cub.2021.07.077

Abstract: Traits that increase reproductive success in males can have negative fitness consequences in females. A new study shows that natural selection by a predator that targets males with larger secondary sexual traits drives an evolutionary… read more here.

Keywords: selection jaws; selection; selection sexual; sexual selection ... See more keywords