Which wildlife conservation organization pioneered the 'adoption' program where consumers could symbolically adopt an endangered animal, receiving a certificate and updates - a model now widely replicated in the industry?

Conservation organizations are constantly developing innovative products to support their missions and raise awareness. These innovations range from sustainable merchandise to wildlife tracking technology that revolutionizes how we protect endangered species. This trivia question explores a groundbreaking product innovation from a major wildlife conservation organization that changed how consumers engage with conservation efforts.

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World Wildlife Fund (WWF)
The Nature Conservancy
Wildlife Conservation Society
National Audubon Society