As a schoolboy with an avid interest in birds, David Wingate was present in 1951 when a Bermudan naturalist succeeded in weaseling the first cahow out of its deep nesting crevice.
A mirror set at an angle on a stick and held over a nest, will show us what is going on without our touching, pulling on the branches or annoying the mother bird.
As a child I was enchanted by the forest beside my home and I'd often take little pieces of it back with me in the form of pinecones, feathers and abandoned birds nests.