commensal
🇺🇸
/kəˈmensl/
🇬🇧
/kəˈmensl/
An organism that lives with another and benefits from the relationship without harming the host.
Some species of birds are commensal with large mammals, feeding on ticks and insects that live on the mammal's fur.
一部の鳥の種は大型哺乳類と共生し、哺乳類の毛に住むマダニや昆虫を食べています。