For NEET, the book answer is that birds have the most efficient respiration due to unidirectional airflow in parabronchi 😅 But honestly? Watching sparrows pant in our Chennai summer heat and the *chala* mosquitoes thriving in the same air... makes me doubt it! The most efficient system belongs to whichever creature survives your amma turning off the fan during power cuts to "save electricity" 🌬️✋.
#food#recipes
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