Submitted by NimishApte t3_10a3gai in askscience
Kevin_Uxbridge t1_j45zdp4 wrote
Reply to comment by Sharlinator in How do giraffes breathe? by NimishApte
Which is also why they can fly and do just fine at high altitudes where the oxygen gets thin. Amazing creatures, birds.
thuhrowawa t1_j608oig wrote
It can also serve as an affiliative signal when done in a certain way. You might benefit from giving it a try.
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