Bird foods and feeding-habits as subjects for Amateur research

I N THE STRAIGHT-FORWARD, descriptive natural history of any species, the food which it eats is an obvious item. T h e century and a half of scientific ornithology which has followed The Natural History of Selborne has seen the compilation of qualitative dietaries of most British birds: the " F o o d " sections of The Handbook (Witherby et al., 1938-41) give an outline of the food eaten by each spec...