This type of collecting, combined with the detrimental effects of the millinery trade on birds, caused outrage among ornithologists and interested lay-people around the world, and led to the enaction ...This type of collecting, combined with the detrimental effects of the millinery trade on birds, caused outrage among ornithologists and interested lay-people around the world, and led to the enaction of laws in the early 20th century limiting bird and egg collecting to those specimens needed only for scientific purposes.”- from WFVZ The History of Bird and Egg Collecting(opens in new window)