Nature Moments: How to Build a Bird's Nest 

If you ever have the opportunity (and permits) to dissect an abandoned bird nest, you'll discover that female birds are ingenious architects of solid, well-insulated, camouflaged homes for their eggs. They're able to do it without practice or instruction, using found objects like rootlets, feathers, twigs and mosses.
If you want to make your own natural history observations, The Naturalist’s Notebook by Nathaniel T. Wheelwright and Bernd Heinrich (Storey Publishing, 2017) provides guidance and a systematic format, with 100% of royalties going to conservation and environmental education.