Which sustainable packaging innovation was FIRST introduced by a major wildlife/pet food brand to reduce plastic waste?

The pet and wildlife product industry has undergone significant transformations in packaging design to meet consumer demands for sustainability and ethical sourcing. Major brands have pioneered innovative approaches to packaging that communicate their commitment to wildlife conservation while still attracting consumers. Test your knowledge about how wildlife product packaging has evolved in the retail space!

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Purina's recyclable flexible plastic pouches (2018)
Hill's Pet Nutrition's paper-based bags with plant-based liners (2019)
TerraCycle's Zero Waste Box program for pet food packaging (2014)
Blue Buffalo's compostable treat bags (2020)