![3girls animal_ears arai-san_mansion backpack bag black_legwear book bottle clenched_hand clone commentary_request crowbar fingerless_gloves gas_mask giant_otter_(kemono_friends)_(kuro_(kurojill)) gloves grey_background headlamp holding holding_book holding_bottle holding_map holding_weapon jacket kemono_friends mask mask_removed multiple_girls one_knee otter_ears otter_tail rat reading red_eyes short_hair shoulder_bag simple_background tail thighhighs toeless_legwear uiou weapon rating:s score:10 post #3817707](/cdn_image/preview/d8/49/d8498b621cd9d30b7ecd400b47bc81f5.jpg)
A medium-sized rodent; notorious to many as a pest and transmitter of disease, yet to others they are valued as research subjects or even as pets.
Japanese does not have distinct words for "mouse" and "rat", using the word nezumi (鼠) for both. Nevertheless, Danbooru distinguishes these two kinds of rodents:
See forum #46249