This book introduces amphibians and reptiles, including information about the characteristics they share and those that are different. Reading Essentials in Science.
Crustaceans, arachnids, and insects are part of the arthropod family. Reading Essentials in Science.
This book introduces the various types of environments in an ocean and along an ocean's shore, including rocky cliffs where hardy plants grow and the underwater communities of the coral reefs. Reading Essentials in Science.
This book explains the structure and behavior of the atom and how it to combines with other atoms to form molecules and compounds. Reading Essentials in Science.
Bacteria are single-celled organisms with the ability to help and harm other living things. Viruses can only reproduce in host cells, often causing infections. Reading Essentials in Science.
This book is an overview on birds and how they are grouped according to common characteristics, including songbirds, waterbirds, flightless birds, fowl, and birds of prey. Reading Essentials in Science.