aggression in primates

Images formed on the retina are picked up by approximately 100 million photoreceptors in both macaque monkeys and humans. About 95 percent of those are rods. What are primates? Primates are a biological order containing two sub-orders, the strepsirrhines (lemurs, galagos and lorisids) and the haplorhines (tarsiers, ... Apr 17, 2025 ... In this study we aimed to explore the role of primate's cortical area M1 during a reach-to-grasp behavioral task that required the precise ... May 29, 2024 ... Scientists generate the first complete chromosome sequences from non-human primates. Complete X and Y chromosome sequences from six primate ... Abstract. Kin selection theory (KS) is widely invoked to account for the preferential treatment of kin—nepotism—in primate societies. Because this idea is so ... Aug 11, 2020 ... We demonstrate that the primate larynx has evolved more rapidly than the carnivoran larynx, resulting in a pattern of larger size and increased deviation from ... The primate amygdala is composed of multiple subnuclei that play distinct roles in amygdala function. While some nuclei have been areas of focused ... The least gregarious primates have what is often referred to as a solitary dispersed social system. In these primates, an adult male's territory overlaps the ... This dissertation represents one of the first investigations of primate skull shape at a macroevolutionary scale, and demonstrates that the combination of ... Michael and Quirsis Riney Primate Canopy Trails. Primate Canopy Trails is a 35,000-square-foot outdoor expansion connected to the Primate House that opened in ...