A lifetime dedicated to bringing the natural world closer to us all. Happy birthday, Sir David Attenborough – from Planet Earth 💚🌍 #AttenboroughAt100 #DavidAttenborough100 #DavidAttenborough Revisit unforgettable moments from Sir David Attenborough’s most iconic landmark titles on BBC iPlayer. Explore the full collection at bbc.co.uk/attenborough100