On the eve of his 100th birthday on 8 May, Sir David Attenborough shares a message for us all 💚⁣ ⁣ #AttenboroughAt100 #DavidAttenborough100 #DavidAttenborough ⁣ ⁣ As Sir David Attenborough turns 100, revisit some of his memorable moments on BBC iPlayer. Explore the full collection at bbc.co.uk/attenborough100 📸 BBC/Passion Planet/Joe Loncraine