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Canonical URL: https://youtube.com/watch?v=tL9Lw250spc

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Why does every mammal get 1B heartbeats in their life? [video](youtube.com)
HN #49,099,2962026-07-29 16:05 UTC
3 pointsby Brajeshwar18 days ago0 comments

Prior reposts (1 of 2 total)

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Why does every mammal get 1B heartbeats in their life? [video](youtube.com)
HN #49,063,0402026-07-26 22:23 UTC
5 pointsby binyu21 days ago0 comments