Vintage Victorian alphabet tiles, 1930s Britain’s Zoological Series hollow cast lead animals, vintage Rapco Satellite metal shoe plates with coiled springs simulating bouncing on the moon.

The Earth is currently experiencing its sixth major animal extinction event. One out of four of the world’s mammals and over forty percent of amphibians are threatened with extinction due to human activity, including habitat destruction, overexploitation, climate change, and pollution, as well as human overpopulation.