Relationships between conspecifics are influenced by both ecological factors and the social organization they live in. Systematic variation of both—consistent with predictions derived from socioecology models—is well ...

This study investigates whether female sequential decisions on accepting or rejecting a courting male are based exclusively on the quality of the male present or are affected by the quality of potential mates. We used ...

Abstract Background Reproductive success is determined by the interplay between mating and fertilization success. In social insect species with male-biased sex ratios and ...

In colonies of Neotropical swarm-founding wasps (Epiponini), males are thought to be produced only in periods when there are many queens present. Little information is available regarding male behavior in and out of the ...

Mate selection and mating success in the Amazonian angelfish, Pterophyllum scalare were experimentally investigated in the laboratory. This species has a breeding system where male body size and substrate type could be ...

Female mate choice is often based on male traits, including signals or behaviors, and/or the quality of a male's territory. In species with obligate paternal care, where care directly affects offspring survival, females ...