Phenotypic plasticity in sperm traits in scorpionflies (Mecoptera: Panorpidae): Consequences of larval history and seasonality on sperm length and sperm transfer by Andreas VERMEULEN, Sierk ENGELS, Leif ENGQVIST, Klaus Peter SAUER

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The need for speed by Tom Pizzari

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Attractive males have faster sperm in three-spined sticklebacks Gasterosteus aculeatus by Marion MEHLIS, Lukas K. HILKE, Theo C. M. BAKKER

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Differential sperm expenditure reveals a possible role for post‐copulatory sexual selection in a lekking moth by Nils Cordes, Arzu Yiğit, Leif Engqvist, Tim Schmoll

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Comparison of the mating behaviour of a bush cricket in the laboratory and the field: Calling activity and mating frequency of a long-winged species, Phaneroptera falcata (Ensifera... by Jörg SAMIETZ, Jens SCHUMACHER, Klaus REINHARDT

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Ejaculate Allocation and Sperm Characteristics Differ among Alternative Male Types in a Species of Fish with Cooperation and Competition among Unrelated Males by Suzanne H. Alonzo, Kelly A. Stiver, Holly K. Kindsvater, Susan E. Marsh-Rollo, Bridget Nugent, Erem Kazancıoğlu

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Selection on Sperm Count, but Not on Sperm Morphology or Velocity, in a Wild Population of <i>Anolis</i> Lizards by Ariel F. Kahrl, Matthew C. Kustra, Aaron M. Reedy, Rachana S. Bhave, Heidi A. Seears, Daniel A. Warner, Robert M. Cox

Subjects: “…sperm competition…”
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Drosophila seminal sex peptide associates with rival as well as own sperm, providing SP function in polyandrous females by Snigdha Misra, Mariana F Wolfner

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The repeatable opportunity for selection differs between pre‐ and postcopulatory fitness components by Lucas Marie‐Orleach, Nikolas Vellnow, Lukas Schärer

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Sperm Numbers as a Paternity Guard in a Wild Bird by Melissah Rowe, Annabel van Oort, Lyanne Brouwer, Jan T. Lifjeld, Michael S. Webster, Joseph F. Welklin, Daniel T. Baldassarre

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Does Patriline Composition Change over a Honey Bee Queen’s Lifetime? by Karl Crailsheim, Robert Brodschneider, Gérard Arnold, Norbert Hrassnigg

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Casanovas are liars: behavioral syndromes, sperm competition risk, and the evolution of deceptive male mating behavior in live-bearing fishes [v3; ref status: indexed, http://f1000r.es/1zi] by David Bierbach, Amber M Makowicz, Ingo Schlupp, Holger Geupel, Bruno Streit, Martin Plath

“…Multiple mating and male mate choice copying, especially in internally fertilizing species, set the stage for increased sperm competition, i.e., sperm of two or more males can compete for fertilization of the female’s ova. …”
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Casanovas are liars: behavioral syndromes, sperm competition risk, and the evolution of deceptive male mating behavior in live-bearing fishes [v2; ref status: indexed, http://f1000r.es/1ko] by David Bierbach, Amber M Makowicz, Ingo Schlupp, Holger Geupel, Bruno Streit, Martin Plath

“…Multiple mating and male mate choice copying, especially in internally fertilizing species, set the stage for increased sperm competition, i.e., sperm of two or more males can compete for fertilization of the female’s ova. …”
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Can Sexual Selection Drive the Evolution of Sperm Cell Structure? by Leigh W. Simmons, Francisco Garcia-Gonzalez

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Kin selection in interactions between gametes: Gamete competition, gamete limitation, and sex allocation by Lauri Myllymaa, Jussi Lehtonen

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No fitness effects of same‐sex copulations in male red flour beetles by Birte M. Martens, Oliver Y. Martin, Tim Janicke, Lennart Winkler

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Weapons Evolve Faster Than Sperm in Bovids and Cervids by Charel Reuland, Leigh W. Simmons, Stefan Lüpold, John L. Fitzpatrick

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Variation in sex allocation plasticity in three closely related flatworm species by Pragya Singh, Nikolas Vellnow, Lukas Schärer

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A comparison of two methods to assess audience-induced changes in male mate choice by Madlen ZIEGE, Carmen HENNIGE-SCHULZ, Frauke MUECKSCH,David BIERBACH, Ralph TIEDEMANN, Bruno STREIT, Martin PLATH

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How female × male and male × male interactions influence competitive fertilization in Drosophila melanogaster by Stefan Lüpold, Jonathan Bradley Reil, Mollie K. Manier, Valérian Zeender, John M. Belote, Scott Pitnick

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