FOR CAGES AND AVIARIES. 85 



have bred and interbred. There is no difficulty in rearing 

 and keeping them where ample space is available and 



THE BEAN GOOSE. 



they can be treated in accordance with their natural habits, 

 which are mainly herbivorous. Unless pinioned, they are 

 apt to fly away at the period of their annual migrations. 



THE GLAUCOUS GULL. See under Gulls. 



THE GOAT-SUCKER. See Nightjar. 



