The Science of Hibernation: How Animals Prepare

The video explains how animals prepare for hibernation by creating insulated dens or finding warm spaces. It discusses various signals that trigger hibernation, such as temperature changes, food supply, daylight hours, and internal biological clocks. The video also highlights the differences between hibernation and sleep, noting that hibernation involves a significant reduction in body functions and is harder to wake from. Finally, it reviews key points with questions to reinforce learning.

In what ways does hibernation differ from regular sleep?

How does blood flow change in hibernating animals compared to sleeping animals?

What happens to hibernating animals when they emerge from hibernation?