We will establish who among them is the fastest, cunning, strongest. Who has the most sophisticated hunting methods, and who at any moment can disappear or turn into invisibility. Let's find out if it's true that polar bears have membranes, snakes sniff with their tongues, and frogs fly. And finally, the most amazing thing is whether there are animals in the world that practically do not get sick, and maybe even those that live forever ... Interesting? Then go ahead for unique facts!
