Long-time colleague reflects on 100 years of Sir David Attenborough

From befriending gorillas in the forests of Rwanda to capturing never-before-seen footage of Blue Whales deep beneath the ocean, Sir David Attenborough has become synonymous with the natural world.Across a career spanning more than seventy years, he's transformed the way we see the planet - not just as a place of wonder, but as something fragile and in need of protecting.Today the beloved English broadcaster and natural historian is celebrating 100 years on this earth and a lifetime of achievements.GUEST: Mike Gunton, Creative Director BBC Natural History UnitPRODUCER: Brooke Young