Finding a good base of operations is key to successfully raising a family. One must find the right stream or tree, the right building materials, neighbors and sometimes tenants. In the wild, every home is a unique DIY project, every head of household a designer and engineer. Cameras chart the building plans and progress of beavers, tortoises, hummingbirds and woodrats, examining layouts and cross sections, evaluating the technical specs of their structures, documenting their problem-solving skills. Animal architecture provides insights into animal consciousness, creativity and innovation.