Late 19th century (originally in the botanical sense 'a plant pollinated by animals'): from zoo-+ -phile. The current senses date from the early 20th century.
Definition of zoophile in US English:
zoophile
nounˈzōəˌfīlˈzoʊəˌfaɪl
A person who is sexually attracted to animals.
恋兽癖者
Origin
Late 19th century (originally in the botanical sense ‘a plant pollinated by animals’): from zoo- + -phile. The current senses date from the early 20th century.