Mate choice is one of the primary mechanisms under which evolution can occur. It is characterized by a "selective response by animals to particular stimuli" which can be observed as behavior. In other words, before … See more

The act of being choosy was likely selected for as a way to assess whether or not a potential partner's contribution(s) would be capable of producing and/or maintaining the … See more

In species where mating biases exist, females are typically the choosy sex because they provide a greater parental investment than males. However, there are some examples … See more

In humans, males and females differ in their strategies to acquire mates. Females exhibit more mate choice selectivity than males. According to See more

Charles Darwin first expressed his ideas on sexual selection and mate choice in his book The Descent of Man, and Selection in Relation to Sex in 1871. He was perplexed by the … See more

As of 2018 , five proposed mechanisms address the evolution of mate choice:
• Direct phenotypic benefits
• Sensory bias
• Fisherian … See more

For many years it has been suggested that sexual isolation caused by differences in mating behaviours is a precursor for reproductive isolation (lack of gene flow), and consequently See more