Death is what fungi are all about. By feasting on the deceased remains of almost all organisms on the planet, converting the organic matter back into soil from which new life will spring, they perform perhaps the most vital function in...

Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...

In this video Paul Andersen explains how ecosystems function. He begins with a description of how life on the planet is ordered from large to small in biomes, ecosystems, communities, population, and individuals. He describes the major...

Now that we know about nutrient cycling, we are ready to look at food webs as a whole. These represent feeding relationships within a community.These relationships designate certain trophic levels, so let's learn about what these mean...

The biosphere is an extremely dynamic system, with energy flowing from one group of organism to another at all times. How does this flow operate? How do nutrients cycle? What is biomass? What are gross and net primary productivity? Let's...

Some of the hardest working animals are often overlooked due to their size, but we're here to show them the proper appreciation! Please join us in learning all about our amazing detritivores!

This live-action video program is about the term "animal essential functions". The program is designed to reinforce and support a student's comprehension and retention of the term "animal essential functions" through use of video...