scurry about like a mouse

Translations
суетиться как мышь
She scurried about like a mouse, trying to finish all the tasks before the deadline.
Она суетилась как мышь, пытаясь выполнить все задания до срока.
Definitions
To move quickly and nervously from place to place, often in a hurried or anxious manner, similar to the way a mouse moves.