I think I understand what your saying. In this context a penguin is implementing a quality it’s inherited from the gene it has as a bird. A Penguin may not be a

I think I understand what your saying. In this context a penguin is implementing a quality it’s inherited from the gene it has as a bird. A Penguin may not be a bird in the same way we may thing a fly method should work , but it’s fly method derived from the fact that it’s genetically a bird.