Using segments from the PBS series Nature episode, Invasion of the Giant Pythons, students will explore pythons and their impact on other species.

These video segments from the NATURE episode, "Invasion of the Giant Pythons," can be used in the classroom for students to explore pythons and their impact on other species.

This video enhanced lesson uses excerpts from the NATURE film “Tall Blondes” to illustrate the effects of wildlife conservation and relocation, using giraffes as an example. (Grades 5-8)

Segments from the NATURE video, "Tall Blondes," explore conservation efforts in Africa, using the giraffe population as an example.

These clips from the NATURE film, "American Eagle" are used in the lesson, "Bringing Up Birdy" which uses the eagle to model universal avian life stages.

This video-enhanced lesson uses the eagle to model universal avian life stages. (Grades 2-3)

They are the world's macaws -- long tailed parrots that are both greatly beloved -- and terribly endangered. And, for the most part, poorly understood.

NATURE's "The Reptiles: Turtles and Tortoises" takes a close look at ancient creatures marching slowly through the millennia.