This video says about itself:
Hummingbirds have massive hearts to power their hovering flight
1 December 2017
Birds that hover in front of flowers have huge hearts to power their energy-intensive flight, and even birds that glide effortlessly need fairly big hearts to keep it up. Read more here.
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Love the video, truly one of a kind. Would love your feedback on my new short called The Writers Block. Hope to see you there
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Reblogged this on Die Erste Eslarner Zeitung – Aus und über Eslarn, sowie die bayerisch-tschechische Region!.
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