Why don't birds get cold feet? - a podcast by Dr Chris Smith

This week how birds keep warm in winter, how long to recover from ventilation for Covid-19, when do doctors need to ventilate a patient, seeing your own brain by MRI, why sunlight is warmer in summer, and can infrared light kill Covid? Join Dr Chris Smith and 567 CapeTalk's Kieno Kammies for the answers... Like this podcast? Please help us by supporting the Naked Scientists

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