: Papers on these water striders describe how sexual selection has led to exaggerated, sex-biased leg sizes, where male leg length is a primary secondary sexual trait. 3. Medical and Health-Related Studies
: Studies also explore how sex and leg dominance affect knee and ligament biomechanics during physical activities. long leg sex
Several biological "full papers" discuss the evolutionary role of leg size and function during reproduction in various species: : Papers on these water striders describe how
: A full study published in Evolution and Human Behavior found that British undergraduates rated women with a longer LBR as more attractive. Longer legs in women are often theorized to be a signal of health and reproductive fitness. sex-biased leg sizes
: In contrast, the same study indicated that men were perceived as more attractive when they had a shorter LBR. 2. Biology and Mating Rituals in Nature