Biology4kids.com shares a series of web pages to explain the organization within different systems in animal bodies. The text is student friendly and can be helpful for students writing about a specific animal body system.

Scope and Sequence connection:  7:3 Dynamic Equilibrium: The Human Animal and 7:4 Dynamic Equilibrium: Other Organisims.

Anatomist and paleontologist Neil Shubin sees evidence of our ancient past in our anatomy and in our DNA. Join him in this Emmy award-winning three-part series, originally aired on PBS, as he journeys to meet our ancient animal ancestors, while revealing the impact those animals have had on our bodies. Shared by the Howard Hughes Medical Institue.

Scope and Sequence connection: 7:3 Dynamic Equilibrium: The Human Animal; 7:4 Dynamic Equilibrium: Other Organisims and 8:1 Reproduction, Heredity and Evolution.

This interactive explores different anatomical features of the human body and what they reveal about the evolutionary history we share with other organisms, including earlier, long-extinct species. Shared by the Howard Hughes Medical Institute.
 

Scope and Sequence connection: 7:3 Dynamic Equilibrium: The Human Animal; 7:4 Dynamic Equilibrium: Other Organisms and 8:1 Reproduction, Heredity and Evolution.

A series of short videos about animal behavior. Shared by the Howard Hughes Medical Institute.

Scope and Sequence connection: 7:4 Dynamic Equilibrium: Other Organisims.

The Shape of Life website provides short classroom videos that explore the evolution of the animal kingdom on Earth. Students and educators can explore animal behavior, adaptations and learn about the scientists who bring their stories to life. This links to their page on evolution and Cambrian explosion.

Scope and sequence connection: 7:4 Dynamic Equilibrium: Other Organisims.