Tourist who are real animals lover

I meet this two lovely couple. they never talk to much,they never ask to much, they never complain or making story.there are real animals lover. the ladies from korea.and the guy ( opps sorry i forgot to ask ) how i know?

1) the way they see the cats
2) the way they touch the cats
3) the way they check the cats
4) the way they givibng donation
5) the amount of donation.

That how i judge people. not like some people talk to much,ask to much,checking to much but giving nothing.i they can take photo free they happy.but i need to pays or giving donation they start talking c....k.human is human