Eavesdropping Ear

1st-level transmutation

Casting Time: 1 bonus action

Range: Touch (30 ft. radius sphere)

Components: S, M* (a wax moth)

Duration: Concentration, or up to 10 minutes

You use your bonus action to grow one of your ears to a disproportionate, large size. For the duration, you can hear sounds up to 300 ft. easily, hear through solid walls when pressed against them, and can hear miniscule, usually quiet noises with ease. When you make a perception check, you gain advantage.