Sentence examples for mate competition from inspiring English sources

Given that our main focus is sexual selection it is worth emphasising that total competition for mates (as well as variance in male mating success) may increase even while local mate competition decreases.

An evolutionary trajectory is traced from this ancestor to extant hunter-gatherers, whose coalitional behavior results in suppressed dominance and competition, except in mate competition.

The findings, reported online tomorrow in Biology Letters, could give clues to which acoustic features such as tempo and frequency mark a song as threatening, and how those subtle changes affect mate competition and choice over time.

Note how Aquinas' discussion also alludes to another important evolutionary precept: male mate competition.

In Tanganyikan cichlids it is mostly males that invest in mate competition [38], [57].

Thus, male-biased dispersal due to inbreeding avoidance, LRC or local mate competition between males may occur in these species.

Male reproductive success in many mammals depends on their ability to allocate sufficient energetic resources to mating competition.

Sperm competition, a special form of mating competition that occurs in sexual species when females accept multiple mating partners over a relatively short period of time.

Meanwhile, comparisons of endocrinology in the two species suggest that aspects of steroid physiology have changed significantly in bonobos in line with their reductions in male mating competition.

"From a closer look at female ornamentation," he said, "we are already beginning to understand that mating competition may be more complex than previously thought".

Most studies of intrasexual mating competition have focused only on males, and have typically shown an increase in aggression and a decrease in courtship rate with increasing operational sex ratio (OSR), the ratio of ready-to-mate males to females.