Life in the Freezer
The Big Freeze

As winter arrives in Antarctica, the sun sets and will not return for several weeks. The interior of the continent is nearly totally devoid of life, as the cold air, fierce winds, and lack of food make this environment inhospitable. However, there are a few species that are able to survive even these conditions.

Key Concepts: Antarctic tundra, seasonal changes, survival rate, adaptations, niche.