Here is a unique resource to use with middle and high schoolers that deals with animal migration. Viewers discover the reasons for, types of, and animals that practice this behavioral adaptation. Specific animals that are introduced...

Here is an unusual collection of slides. The first, which is upside down, is the phylogeny of fish. Next comes an article about invasive lampreys in the Great Lakes area. The third slide shows the life cycle of sea lampreys. A reptilian...

Explore the mountain habitat with this collection of slides. The climate is described, along with the associated plant and animal life. Some of the pictures are attractive, but some leave much to be desired. There is a generous amount of...