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Interesting morning 6/8/2010 Hummingbirds enter a trance at night to slowdown their metabolism. They will even hang upside down. It takes them as much as an hour to fully awaken.


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Interesting morning 6/8/2010 Hummingbirds enter a trance at night to slowdown their metabolism. They will even hang upside down. It takes them as much as an hour to fully awaken.