Seasonal science with reindeer, special stars and miracle babies...
b"Reindeer and arctic seals have complex nasal passages to keep them warm; Reindeer can eat and sleep at the same time; This penguin species sleeps by taking about 14,000 micronaps each day; \\u2018Naked\\u2019 stars are stripped by their partners before they explode; Miracle babies in bags: How close are we to an artificial womb?; Why don\\u2019t any deer's legs freeze?"