Rodent Societies: An Ecological & Evolutionary Perspective

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Sexual Behavior ...

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C onflict between the sexesis a driving force in the evolution of mating patterns and reproduc- tive behavior (Alonzo and Warner ...

ior and large body size make observations easy. However, many rodent species are small, cryptic, and /or nocturnal, making matin ...

Table 3.1 A review of the described mating systems in rodents, and if multiple mating by females has also been recorded Multiple ...

Table 3.1 (continued) Multiple Litter Relative Described mating paternity testes common name Scientific name Mating system commo ...

Table 3.1 (continued) Multiple Litter Relative Described mating paternity testes common name Scientific name Mating system commo ...

mer 2000). Further evidence of monogamy in this spe- cies includes sexual monomorphism, small testes size, and single-male pater ...

these species can be quite variable, depending on local re- source dispersion, with the annual number of mates per male varying ...

polygyny. Defense polygyny occurs if males are territorial and /or defend access to females during the breeding sea- son, wherea ...

Using the OSR as a predictor of mating systems by look- ing at its effect on only one mating strategy (overt conflict) may be to ...

pursuit of females are older, dominant males (greater than 3 years of age), while satellite males are younger, subordi- nate mal ...

cally live in female groups and associate with one or more males (Nutt 2003). Unimale groups were the most com- mon association, ...

the majority of offspring are sired by the first male to copu- late), a last male advantage, and no mate order advantage (Foltz ...

could be influenced by the delay between competing males’ copulations and timing of copulation relative to female ovulation. The ...

advantages for males in committing infanticide have been discussed extensively for murid rodents (e.g., Labov et al. 1985; Ebens ...

ing success. Sperm competition can have profound effects on the most effective mating tactics of males, and males have evolved p ...

S exual selectioninvolves two components: male- male competition (intrasexual selection) and female choice of mates (epigamic se ...

(Solomon and Getz 1997). Female philopatry is prevalent in rodents and females may benefit by having kin as neigh- bors through ...