Mutant Animals

The fascination people have with mutated creatures, meeting a man who exhibits his collection of bizarre animals, including two-headed snakes and turtles, at fairs in America, a scientist who believes studying abnormalities could hold the key to understanding human development, and a farmer who allows his deformed cattle to live, while their normal counterparts are sent to be slaughtered. There's also an exploration of how human interference has had a strange effect on many wild beasts, and a look at the ethics of deliberately tinkering with genetics