Which major pet food brand pioneered the 'Endangered Species' packaging innovation that donates a percentage of sales to wildlife conservation based on which endangered animal appears on the product's label?

Conservation organizations often partner with consumer brands to generate funding and awareness for wildlife protection efforts. These partnerships have evolved into sophisticated marketing arrangements that benefit both the brands and conservation causes. This trivia question tests your knowledge about a significant packaging innovation that revolutionized how certain animal conservation efforts are funded through consumer products.

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Hill's Science Diet with their 'Wilderness Preservation' line
Royal Canin's 'Global Conservation' collection
Purina ONE's 'Wild Origins' program
IAMS' 'Home 4 the Holidays' adoption campaign with rotating endangered species packaging