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Attenborough's Wonder of Eggs

David Attenborough has a passion for birds' eggs, which protect the young from the outside world at the same time as allowing them to breathe and are strong enough to withstand the full weight of an incubating parent and weak enough to allow a chick to break free. In this documentary, the broadcaster reveals the secrets of birds' eggs from creation to hatching, exploring how they are made, the reasons behind their shape and their intrinsic purpose

Friday, 15 May 2 airings
23:00
U&Yesterday
S37 E1
23:00
Yesterday
S37 E1