noun
range of activities; sphere of action; habitat
Refers to the physical or metaphorical area within which a person, animal, or group operates, moves, or is active. Often used for daily routines, travel patterns, or an animal's territory.
高齢になると行動範囲が狭くなることが多い。
As people get older, their range of activities often narrows.
この
This bear's habitat extends over several tens of kilometers.