Leonardo da Vinci once mused that we know more about the movement of celestial bodies than about the soil underfoot, an observation that is as apt today as it was five hundred years ago. The biological world under our toes is often unexplored and unappreciated, yet it teems with life. In one square meter of earth, there lives trillions of bacteria, millions of nematodes, hundreds of thousands of mites, thousands of insects and worms, and hundreds of snails and slugs. But because of their location and size, many of these creatures are as unfamiliar and bizarre to us as anything found at the...
Leonardo da Vinci once mused that we know more about the movement of celestial bodies than about the soil underfoot, an observation that is as apt ...
