Yosemite National Park is home to more than 400 species of animals, including a number of species that qualify for listing under the Endangered Species Act. The park provides habitat for a wide variety of wildlife due to its undisturbed ecosystems in the Central Sierra Nevada. Wildlife species in Yosemite range from aquatic invertebrates to large mammals. https://www.nps.gov/yose/learn/news/fisherden.htm