Nature is calling me

[keannu]

This phrase, meaning "I need to go to bathroom" leaves some question for "nature".
Does "nature" refer to your physical needs or "symbolic nature" to mean real nature, the world of animals, plants, etc?

ip97
ex) Nature is calling me.

 

[Barb_D]

The need to urinate is a natural phenomena.

 

[JMurray]

I would even suggest a natural imperative, hence when one is called, one must respond.

not a teacher