Woodpecker and black box - a podcast by BBC World Service

A bird’s remarkable skull and the quest to protect aeroplane flight data recorders from damage caused by high impacts. Woodpeckers can hammer repeatedly on trees without damaging their brain. Could this lead to new designs for black boxes and bicycle helmets? With Patrick Aryee.
www.bbcworldservice.com/30animals
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Further episodes of 30 Animals That Made Us Smarter

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