Hummingbirds are a mystery. They're tiny, and their hearts beat incredibly fast. All zoological rules dictate their lives should be drastically short. But, these bright little birds defy biological science by living five times the length their heart-fluttering physiques suggest.
How The Vagus Nerve Positively Boosts Your Well-being
Aug 24, 2021 9:23:04 AM / by Stefan Chmelik posted in Biology, Vagus Nerve