This study aims to determine the prevalence and identify ectoparasite and gastrointestinal parasites in Eurasian tree sparrow (Passer montanus) in Kediri Regency. East Java. Indonesia. The research was conducted in January 2021 with 100 samples of body swabs and feces of Eurasian tree sparrow. https://www.roneverhart.com/Ray-Ban-RB3519-59mm/