Hummingbird metabolism is incredible. At night, when they can't constantly feed, certain species go into a deep topor state to avoid starving. See https://www.

Hummingbird metabolism is incredible. At night, when they can't constantly feed, certain species go into a deep topor state to avoid starving. See https://www.nytimes.com/2020/09/08/science/hummingbirds-torpor-hibernation.html https://www.nytimes.com/2020/09/08/science/hummingbirds-torp...