The monarch butterfly life cycle begins with a whirl of wings in the heat of the summer sun. As a female monarch sips nectar from a wildflower, a male hovers nearby. A pheromone is released from ...

The natural world is replete with hermaphrodites, animals that may outwardly appear male or female but have the reproductive organs of both. Their less common cousins are gynandromorphs ...

And one of the most amazing changes in nature is the life cycle of the butterfly called… metamorphosis. Me-ta-mor-pho-sis. When a male and a female butterfly reproduce, the female lays eggs ...