All birds lay eggs, but the size, shape, and colors are very different. Do these differences change the bird life cycle? Readers learn about the general life cycle of a bird from when the egg is laid to the different life-spans of various types of birds. Written specifically for students in need of review or extra help, this book gives a concise overview of a topic commonly included in science curricula. Alongside the main content's simple explanations, colorful diagrams provide readers another way to learn about bird life cycles

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