The ways of caterpillars and moths illustrate some of nature's most amazing phenomena. Children will understand the full cycle of their growth in this simple, fully comprehensive science book. Terry, the heroine, gathers three caterpillars in separate jars. Once the insects begin to grow fat, Terry notices a silky substance emerging and observes the intricate weaving of cocoons. Placing the cocoons in a fish tank lined with wet sand is the next order of business. Before long, Terry has her first moth, whose ""birth"" she cannot fully comprehend. Vowing to watch it happen next time, she patiently waits for the other two moths to hatch. Arnold Lobel's king size illustrations of each stage of hatching clears up the mystery for Terry and all her fascinated first and second grade readers. An I Can Read book.