Which retail innovation was first to implement the 'buy one, give one' model specifically for endangered species conservation, donating a portion of each purchase to protect threatened wildlife habitats?

In recent years, many retail brands have pioneered innovative product designs and strategies to support wildlife conservation. These companies have created products that not only appeal to environmentally conscious consumers but also directly contribute to protecting endangered species and their habitats. Test your knowledge about these retail innovations that are making a difference in the animal kingdom!

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TOMS Wildlife Collection (2018)
Patagonia's 'Worn Wear' program (2017)
World Wildlife Fund's 'Adopt an Animal' retail kits (2005)
The North Face 'Protect Our Parks' line (2015)