Your Pet Gerbil
– A great resource for reports on animals. – A complete glossary of important words to know is included, and key words appear in boldface in the text for easy reference. – Meets Reading First initiative. Grades K-4 Science Standards Life Science – C-1. The Characteristics of Organisms: a. Organisms have basic needs. – C-2. Life Cycles of Organisms: a. Plants and animals have life cycles that include being born, developing into adults, reproducing, and eventually dying. – C-3. Organisms and the Environment: c. All organisms cause changes in the environments where they live.