Curated OER
Classification of Animals
Third graders practice classiyfying items and identify three major characteristics scientists use to classify animals. They describe the differences between ectothermic and endothermic animals.
University of California
Ucmp: Hot Blooded or Cold Blooded?
An easy-to-understand explanation of what it means to either hot- or cold-blooded.
Palomar Community College District
Palomar College: Class
In the animal kingdom, there are seven living classes in the phylum Vertebrata. The Palomar College shares detailed information on each of these classes. Includes examples and photos as well as a follow-up quiz.
San Diego Zoo Global
San Diego Zoo: Reptiles
What is a reptile? Use this resource to understand the basic facts of all reptiles and click to detailed information on many specific types.
San Diego Zoo Global
San Diego Zoo: Python
This resource provides detailed information about the python, as well as several pictures and an audio clip.
Other
Georgia Perimeter College: The Permian Period
This resource provides basic information of the changes that took place during the Permian period as well as the animals that populated the Earth during this time.
CK-12 Foundation
Ck 12: Life Science: Fish
[Free Registration/Login may be required to access all resource tools.] What exactly is a fish? You probably think the answer is obvious. You may say that a fish is an animal that swims in the ocean or a lake, using fins. But not all...
San Diego Zoo Global
San Diego Zoo: Kids: Reptiles
Learn important features of reptiles with this reference page. Includes pictures of common reptiles.