How does an animal not feel pain or discomfort from being put down?

Question

How does an animal not feel pain or discomfort from being put down?

In: 3

Answer 1

Do you feel pain or discomfort when falling asleep? I’d imagine it’s like that – or perhaps more similar to being so drunk you pass out.

Granted I’m not a pet who’s been put down, but that’s the idea anyway. I suppose we’d never truly know for sure.