The clam shrimp Eulimnadia texana has a rare mating system known as androdioecy, in which males and hermaphrodites cooccur but there are no pure females. In this species, reproduction takes place by outcrossing between males and hermaphrodites, or by selfing within a hermaphrodite; this system...

Intro -- Contents -- Illustrations -- Foreword -- Publisher's Note -- Youth -- 1. Trackside Childhood -- 2. From Newsboy to Roundhouse: Starting to Work -- Fireman 1 -- 3. Learning to Fire -- 4. Life along the Rails -- 5. My Mentor on the Road -- Fireman 11 -- 6. At the Rat Hole Flashing the...