Producers: Coast Learning Systems

Respiration offers an overview of the human respiratory system through the experiences of an athlete training for a triathlon competition.

Digestion and Fluid Balance provides numerous examples of how animals control their food and fluid input/output to survive.

The Neural Connection features examples of a polo player in action and a novice at a firing range to demonstrate how reflex actions and chemical responses are triggered directly by sensory stimuli.

Endocrine Control: Systems in Balance touches on the basics of pituitary function, effects on the adrenal gland, and the influence of biofeedback in regulating the reactions to stress.

Animal Reproduction and Development describes the continuation of life through the physical process of reproduction.

Populations and Communities explores various examples of species interaction, including predation, commensalism, mutualism, and competitive exclusion.

Ecosystems and the Biosphere shows how a delicate balance of interactions determines life and death for the inhabitants of any ecosystem.

The Human Factor demonstrates how human behavior affects the global environment. The possible effects of ozone layer reduction and global warming are discussed.