Haraway also writes about the history of science and biology. In "Primate Visions: Gender, Race, and Nature in the World of Modern Science" (1990), she focused on the metaphors and narratives that direct the science of primatology. She asserted that there is a tendency to masculinize the stories about "reproductive competition and sex between aggressive males and receptive females facilitate some and preclude other types of conclusions". She contended that female primatologists focus on different observations that require more communication and basic survival activities, offering very different perspectives of the origins of nature and culture than the currently accepted ones. Drawing on examples of Western narratives and ideologies of gender, race and class, Haraway questioned the most fundamental constructions of scientific human nature stories based on primates. In "Primate Visions", she wrote: