Books written by Susan Heinrichs Gray

  • The Ears
    The Ears

    Susan Heinrichs Gray. Τ Η Ε Η υ Μ Α Ν в о р Ү THE EARS This One By Susan H. Gray ZLOD - 9JY - HDEF THE CHILD'S WORLD® C Η ΑΝ Η A S S Ε Ν , MIN NE S O T A The Child's World Published in the United States of America.

  • Ecology: The Study of Ecosystems
    Ecology: The Study of Ecosystems

    Explains what ecology is, shows how living things are classified, and looks at the environments in which they live.

  • Trilobites
    Trilobites

    Introduces the first denizens of planet Earth several billion years ago--crustaceans called trilobites that ruled the oceans for three hundred million years.

  • Mammoths and Mastodons
    Mammoths and Mastodons

    Introduces two elephant-like prehistoric mammals, discussing their physical characteristics, habitat, and behavior.

  • Maiasaura
    Maiasaura

    Describes what is known about the physical characteristics, behavior, habitat, and life cycle of this plant-eating, duck-billed dinosaur.

  • Ankylosaurus
    Ankylosaurus

    Looks at the dinosaur species Ankylosaurus, with information on how they appeared, how they might have behaved, and how scientists know about them.

  • Discover Rays

    "This Level 3 guided reader introduces basic facts about rays, including their physical characteristics, diet, and habitat.

  • Border Collies
    Border Collies

    Introduces the history and physical features of border collies, one of the world's most beloved pets.

  • English Bulldogs
    English Bulldogs

    Introduces the history and physical features of English bulldogs, one of the world's most beloved pets.

  • Tyrannosaurus Rex
    Tyrannosaurus Rex

    Describes what is known about the physical characteristics, behavior, habitat, and life cycle of this massive flesh-eating dinosaur.

  • Ichthyosaurs

    Describes the physical characteristics of ichthyosaurs and what scientists believe their daily life was like.

  • The Indian Ocean
    The Indian Ocean

    An introduction to the special features of this large body of water.

  • Animals Helping to Detect Diseases
    Animals Helping to Detect Diseases

    Fruit flies can detect cancer cells.