It's actually spelled " zygodactyl " and it's a type of bird.
The bird has very sharp claws that can catch rabbits. It is almost
like the feet of a " woodpecker " and of a " toucan ". Its really
sharp and it can hurt you if been touched. The bird can be any type
that has zygodactyl feet. It maybe could be on "chameleons " , too.
Most animals or birds who have zygodactyl feet have 2-4 toes. * If
you want more information, you can Google this.