Captcha

Anatoly_Piskunov :
Why not use pokemon animals instead? There are already about 500 of them, so it will be difficult to pick up =)))

Biollante :
And do not let the user, until everyone can guess? :)

pashka_r :
the computer will go faster :)
')
mishinoleg :
make it the determining factor - are you a computer or a person?

a source