Most people never try. Feynman found he could, to some extend.

https://books.google.de/books?id=Z7g-BAAAQBAJ&pg=PA105&lpg=P...

That story makes me suspect that Feynman was also a genius at flirting.

> Can you do that?

Maybe not, but then, humans have a pretty poor sense of smell compared to lots of other animals.

I can't, but I have no idea what that's supposed to prove. That animals have abilities I don't? I can't fly, either, or swim in the arctic ocean and catch fish with my mouth.