Cindy Burkhardt had been watching a sphinx moth caterpillar in her garden for several days, but then it disappeared. Soon thereafter, she saw another trundling across a dirt road on Rabbit Mountain.

Most of us know that as living things evolve, they take on traits that help them thrive in their home environments. But how are certain traits "chosen" for future generations, and how are others cast ...

While watering my rock garden, I inadvertently flushed an Achemon sphinx moth, Eumorpha achemon, which flew less than 20 feet to clutch onto a Stella D’Oro lily, where it stayed for the remainder of ...