CONTENTS. Xlll 



P*GE 



Their sensibility to atmospheric influences. Feiiods and causes 



of Moulting, &c 36 



SECTION 12. HABITAT AND MIGRATION. CUVIER'S account. 

 Habitat not circumscribed. Regularity and method of migration. 

 Periods of arrival and departure. Each species, its distinct 

 habitat. THOMPSON'S account. Remarks by KNAPP, &c. .. 42 



SECTION 13. CLASSIFICATION. WILLODGHBY and RAY'S System. 

 The LINN^EAN, CUVIER'S, BRISSON'S, TEMMINCK'S. The 

 Quinary, its beauty and convenience ; will it stand ? MACGILLI- 

 VRAY and BUFFON on systematic arrangement. Works to be 

 referred to by the student. British Birds, number of species. 

 BECHSTEIN'S classification. 48 



DIVISIONS OP BIEDS. 



SECTION 1. BIRDS OF PREY. Accipitres. Cut of Rapacious Beaks. 



Species ; 1, Kestril, 2, White, or Barn Owl. 3, Little Owl. 53 



SECTION 2. CROW TRIBE. Coraces. Species : 4, Great Ash-coloured 

 Shrike. 5, Lesser Grey Shrike. 6, Woodchat Shrike. 7, Red- 

 backed Shrike. 8, Raven. 9, Carrion Crow : Lines by AINS- 

 WORTH. 10, Hooded Crow. 11, Rook. 12, Jackdaw. 13, 

 Jay. 14, Nutcracker. 15, Magpie. 16, Roller. 17, Golden 

 Oriole. 18, Hoopoe. 19, Cuckoo. 20, Minor Grakle. .. 61 



SECTION 3. LARGE-BEAKED BIRDS. Levirostres. Classification 

 of Parrots, their geographical distribution, &c. Species: 21, Red 

 and Blue Macaw. 22, Blue and Yellow Macaw. 23, Great Green 

 Macaw. 24, Illinois Parrot. 25, Blue-headed Parrot. 26, 

 Yellow Parrot. 27, Long-tailed Parrakeet. 28, Pavouan 

 Parrot. 29, Red and Blue-headed Parrakeet. 30, Cardinal 

 Parrot, its varieties. 31, Purple Parrot. 32, Whiskered Parrot. 

 33, Rose-ringed Parrakeet. 34, Red-crescented Parrakeet. 

 35, Grey-breasted Parrot. 36, Carolina Parrot. 37, Amboina 

 Parrot. 38, Great White Cockatoo. 39, Lesser do. 40, Red* 

 crested Cockatoo. 41, Red- vented Cockatoo. 42, Banksian 



