This video delves into the intricate preparations animals undertake for hibernation, including creating hibernacula or dens and the various triggers that signal the start of hibernation. It explains the differences between hibernation and sleep, such as dramatic reductions in blood flow and bodily functions in hibernating animals, and the difficulty in rousing them from this state. The video provides insights into the fascinating adaptations animals have evolved to survive periods of scarcity. Hibernating Animals part 2