The fauna of South Korea is diverse, featuring a mix of temperate and subtropical species. Common mammals include the Korean tiger, Asian black bear, and sika deer. The country is also home to various bird species, such as the Korean magpie and white-tailed eagle, which thrive in its forests and wetlands. In addition to mammals and birds, South Korea hosts a variety of reptiles and amphibians, including the Korean rat snake and Korean tree frog. The surrounding waters are rich in marine life, with species like the Korean flounder and blue crab found in its coastal regions.