The broadcaster, 94, was introduced with a lifetime achievement award on the digital ceremony on Wednesday.
The Rose d’Or Awards, established in 1961, rejoice achievement in leisure programming.
Sir David mentioned: “After I began in tv, it’s troublesome to consider it however creatures like pangolins or sloths or armadillos had been actually fairly unknown to most of the people.
“Now after all, all people is aware of what they’re, and why?
“Not due to me significantly, however due to tv.
“Tv has informed the world concerning the wild inhabitants, the wild a part of the world, and that’s important that we find out about it and we all know the way it works, and we perceive why it’s that we’re damaging it so badly.”
Mark Rowland, chair of the 2020 judges, mentioned: “It has been a unprecedented 12 months for tv, reinforcing its position as central to all of our lives.
“It’s been an honour to assessment this unbelievable physique of labor – produced earlier than and in the course of the pandemic.
“Congratulations to the winners, all our entrants and each manufacturing workforce member who made these nice reveals doable.”
The digital ceremony was hosted by Nish Kumar.
He mentioned: “In a 12 months like no different and the place the gown code is night put on on the highest, lingerie and slippers on the bot, it was an enormous honour to be invited to host this extremely particular ceremony.
“The truth that all our entrants have executed one thing extraordinary and have entertained and educated audiences throughout a particularly troublesome 12 months, is unbelievable.
“A large congratulations to all the nominees and winners.”
Netflix’s Intercourse Training received the comedy drama and sitcom award, whereas Channel 4’s The College That Tried To Finish Racism received the prize for actuality and factual leisure.
BBC Two’s As soon as Upon A Time In Iraq received the documentary award and the golden rose prize.