 Irwin urged people to take part in considerate tourism and not support illegal poaching through the purchase of items such as turtle shells or shark-fin soup.Sir David Attenborough was an inspiration to Irwin, according to his widow.When presenting a Lifetime Achievement Award to Attenborough after Irwin's death at the British National Television Awards on 31 October 2006, Terri Irwin said, "If there's one person who directly inspired my husband it's the person being honoured tonight... [Steve's] real, true love was conservation – and the influence of tonight's recipient in preserving the natural world has been immense."