Bird House Bricks Build Critter-Friendly Buildings
Kingston graduate designs a cavity brick that allows endangered birds to nest in new buildings and garden walls.
The U.K. sparrow population has dropped as much as 70 percent in the past three decades. Urbanization is taking away their nesting sites and the insects they feed upon. The Royal Society of Bird Protection believers their survival depends on urgent action. Aaron Dunkerton is a 22-year old Kingston University graduate who designed the Bird Brick for the conservation of House Sparrows which consists of a five-piece hand-made cavity nesting box.