Birds are a vertebrate group with which we are all familiar. This beautiful and colorful series of videos explores the major characteristics, adaptations, and life cycles of this group of animals. Special emphasis is paid to the features...

The system of the body we are most acutely aware of is the respiratory system. We have to breathe, whether voluntarily or involuntarily, every few seconds in order to stay alive. Because we looked at the circulatory system, we know that...

A simple animation explaining what COPD is, how it is caused, the main symptoms and treatments, and the lifestyle changes that can make a big difference. This video will be helpful to students of all ages, health professionals, patients...

Sometimes animals and plants cannot get enough oxygen to respire aerobically, such as during intense exercise, but they still need to respire to survive. After all, everything relies on respiration for energy. Luckily there is a back-up...

The Skeleton is the framework of the body. Without it the body would be without form and it wouldn’t even be possible to walk upright. Among it's many functions the skeleton serves to protect vital organs, such as the brain, the...

We breathe a lot, roughly 12 to 16 times a minute for adults and even more for children! Have you ever wondered how the process of breathing works so smoothly? Our lungs allow us to inhale the oxygen our body needs, but they do much,...

An Egyptian high priest describes the organs that are retained from the body during the mummification process, and explains how they are stored in canopic jars.

This live-action program teaches students that, for food to be of use to our body's cells, it needs to be broken down and absorbed into the blood stream. This is the job of the digestive system, a complex series of tools that includes...

This video provides a comprehensive overview of the harmful effects of tobacco and nicotine on the body, emphasizing the dangers of smoking and other tobacco products. It explains how tobacco use can lead to serious health issues such as...

In this video, the teacher explains how writers use each sentence to provide new information to their readers. They use the example of writing about sharks to illustrate the concept of paragraphs and grouping related information. The...

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the...