自分の嗅覚に挑戦／Do challenge limit of their smell

☀　15℃

動物って何でもにおいをかぐよね♪

無味無臭の水さえもって、

それって自分の嗅覚に挑戦してるのかもね

Animals have always smelled everything.

Even a water of no taste or scent...

It seem to do challenge limit of their smell.