NATURE-PLAY
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Excavating in a Rancho La Brea Fossil Bed. At a depth of ten feet, a nest of bones yielded the remains of a bison, two lions, a wolf, horse and other animals. Photographed by L. E. Wyman, through the courtesy of Frank S. Daggett, Director, Museum of History, Science and Art.
The child, learning that the horse walks on the tips of the middle fingers and the middle toes, becomes fascinated with the story of the evolution of this animal, through thousands of generations, from a small mammal about the size of a dog, which had five fingers on each hand and five toes on each foot.
In our excursions to the asphalt fossil beds of Rancho La Brea, down
