Cats
It costs £10-£30 on average.
The science behind it shows more complicated cat communication than I expected.
"I once turned around in the shower and there was a giant tailless lizard just hanging out."
It's completely wild, tbh.
When it comes to communicating with their humans, cats have some interesting preferences.
Their feline feelings may show up in the litter box.
And no, it's not purring.
And it doesn't even involve treats.
Is someone cutting onions...
"Sometimes, I’ll say something to my dog then he will blankly stare past me and I just know he’s seeing how I die."