Understanding life cycles includes so much key information about life on Earth, from kinds of reproduction to different ways animals raise their young. This essential volume introduces readers to it all in an engaging and age-appropriate way! The main content covers everything from the courtship of peacocks to chicks hatching to metamorphosis, while Q and A boxes throughout the book highlight important ideas and explain vocabulary terms that come up. Cute illustrations engage readers with animals all over the world, such as sloths, pandas, and lions.