Which innovative packaging design technique, adopted by the World Wildlife Fund in 2021, uses thermochromic ink to reveal endangered species information as customers handle the product?

Conservation organizations are constantly seeking innovative retail solutions to fund their wildlife protection efforts. This poll explores a groundbreaking packaging design initiative that has revolutionized how conservation merchandise is presented to consumers while simultaneously educating them about endangered species. Test your knowledge about this intersection of retail packaging innovation and wildlife conservation!

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Habitat Reveal: packaging that changes color to show habitat destruction when exposed to warm water
Touch Endangered: packaging that reveals species information and conservation status when warmed by human touch
Population Counter: packaging with digital displays showing real-time endangered species population counts
Scan & Save: packaging with embedded NFC chips that donate to conservation when scanned by smartphones