The metabolism of a hummingbird is so fast that they are always just a few hours away from death – having to consume their bodyweight in nectar each day to survive and their hearts can reach an insane 1,260 beats per minute.
September 14, 2013
September 14, 2013
The metabolism of a hummingbird is so fast that they are always just a few hours away from death – having to consume their bodyweight in nectar each day to survive and their hearts can reach an insane 1,260 beats per minute.
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