Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
오스트랄로피테쿠스계의 화석은 인류의 진화에 중요한 단서를 제공합니다.oseuteullalopitekeuseu-gye-ui hwasogeun inryu-ui jinhwa-e jungyohan danseoreul jegonghamnida.Australopithecine fossils provide important clues about human evolution.