Gemini: Hummingbirds can enter a state of torpor, where they rapidly lower their body temperature and slow their heart rate to survive until morning. This process can look like shivering and is a vital survival technique for them.
Gemini: Hummingbirds can enter a state of torpor, where they rapidly lower their body temperature and slow their heart rate to survive until morning. This process can look like shivering and is a vital survival technique for them.