Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than...

Interactions between species are what define ecological communities, and community ecology studies these interactions anywhere they take place. Although interspecies interactions are mostly competitive, competition is pretty dangerous,...

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, we explore the significance of trees and their role in our environment. We learn about the characteristics of trees, their ability to produce oxygen, provide food and shelter, and contribute to the overall health of our...

This video provides a brief introduction to the ecology of elk in the Rocky Mountains of Colorado. Additionally, it introduces the field of ecology and explains how ecologists study the interactions between living organisms and their...