CONTENTS 



VOL. I. 



PAGE. 



Eagle-shooting in the Alps. By the Editor . 1 



Experiments on the Sleeping and Waking of 

 Plants. By M. Dutrochet, Member of the 

 Institute, Paris 3 



On a new Rritish species of Cuckoo . . 6 



Description of the Cuckoo, from the coloured 

 Drawing. By Edward Blyth ... 7 



Natural History of the Alderman Butterfly 

 (AmmiraUs Atalanta, Rennie), from the 

 Egg to the Adult Insect. By Mynheer J. 

 C. Sepp, of Amsterdam . .' . . 8 



On the Migration of Birds. By Professor 

 Temminck, of the University of Leyden . 11 



On the Walk of Quadrupeds. By J. A. Bo- 

 relli, Professor of Mathematics, Naples . 14 



On the Distinguishing Characteristics of Ani- 

 mals. By Aristotle 19 



On the Colours of the Feathers of Birds. By 

 Edward Blyth 21 



On the Colour of the Sea. By Colonel Bory 

 de St. Vincent 25 



Anatomy of the Sugar-louse. (Lepisma sac- 

 chinnum, Linnreus). By Professor Trevi- 

 ranus, of Bremen 26 



Sir William Jardine's Notes on Birds . . 31 



Description of the European Plumed Gnats 

 (Corethra Panzer). By J. W. Meigen, of 

 Stolberg 34 



On the Granite near Plymouth, and the Infer- 

 tility of Granite Soil. By John Prideaux, 

 Esq 37 



On paring and burning Granite Soils, and 

 others, where Carbon is deficient. By 

 the Editor- 39 



Natural History of the Birds of Africa. 

 Translated from the French of Le Vaillant 41 



Chapter of Varieties 



Mr. Blyth on Yellow Colours. Dr. Power 

 on Flies walking up Glass. Captain 

 Williams on Shallows at Sea. Mr. 

 D Don on Spiral Vessels. M. Cor- 

 dier on the cause of Volcanoes. Mr. 

 Blyth on the boldness of the Mag- 

 pie 47, 48 



The Chiff-chaff proved to be the Sylvia Rufa. 

 By the Editor 49 



On the distinction between Instinct and In- 

 telligence. By J. J. Virey, M. D. Pro- 

 fessor of Natural History, Paris . . 54 



On the Antennae and the Hearing of Insects. 

 By M. H. Straus-Diirckheim, Member of 

 the Institute, Paris 58 



On the food of Plants, particularly Humine, 

 derived from Manures. By Professor De 

 Candolle, of Geneva 62 



On Dissecting and Preparing Animals for 

 Collections. By Professor Carus, of 

 Dresden 64 



Habits of the Bearded Tit (Pants Biarmicut, 

 LINNJEUS). By Edward Blyth . .66 



M. de la Beche, on Geological Facts . . 70 



Anatomy and Physiology of the Anthers in 

 the Tree Primrose (CEnothera b tennis, 

 LINNSUS). By E. G. Ballard, Esq. . . 73 



On theRurapGlands in Birds. By M. Reaumur 75 



Objections to the Received Theory of Rain. 



By Mr. Edmund Hart, Nottingham . . 76 

 On the Predacious Habits of the Shrike (La- 



nius Collurio). By Edward Blyth . . 77 

 Natural History of the Hamster (Cricetus vul- 

 garis, DUMERIL). By Christian Quix, of 

 Aix-la-Chapelle . . . . . -79 

 Natural History of the Birds of Africa. Trans- 

 lated from the French of Le Vaillant . 82 

 Chapter of Varieties 



On the Mathematical Dance of Gnats. 

 Scale Insects on an Apple. Professor 

 Christison on Cinnamon Suet. Inci- 

 dent of a disabled Queen Bee. Bird 

 Riddles. Rooks. Rain predicted by 

 Monkeys. Flight of the Albatross. 

 Honey-dew and Aphides not found in 

 Britain. On Frost causing Plants to 

 Flower. The Hunted Hare. On the 

 Stomachs of Birds. The Cricket and 

 the Cockroach. On the Spawning of 



Fish 85 



The Hon. and Rev. W. Herbert's Notes on 



British Birds ..,.'.. 89 

 On Cabinet Groups of stuffed Animals, pic- 

 turing the Effects of their Passions. By 



M. Boitard 97 



Natural History of the Condor. By Baron 



Humboldt 100 



Experiments on the absorption and circulating 

 Fluids of Plants. By F. Link, Professor 



of Botany, Berlin 104 



On Storms predicted from the Appearance of 



the Aurora Borealis. By Captain Winn 108 

 On the Habits of the Ox-eye. By the Editor 110 

 On the Diversity of Disposition in Animals of 



the same Species. By Edward Blyth . 112 

 On the Stomach and Swim Bladder of the 

 Fahaka of the Nile. By M. G. St. Hilaire, 

 Professor of Zoology, at the Jardins des 



Plantes, Paris 114 



Natural History of the Birds of Africa. 



Translated from the French of Le Vaillant 118 

 Geology of Mountains. By M. Elie de Beau- 

 mont 121 



Chapter of Varieties 



Cloud Echoes and the Rolling of Thunder. 

 Enemies of the Hive Bee. Blue Co- 

 lour of the Sky. The Proteus Anguis, 

 Siren Anguina, or Austrian Siren. 

 French Experiment on an English 

 Pointer. Effects of Light on the Co- 

 lour of Flowers. Grubs eaten in 

 Guiana. Squirrels. Moulting of the 

 Cockroach. The Chough. The Cross- 

 bill and the Parrot Cross-bill. Sir 

 William Jardine's Natural History of 

 Humming Birds. Experiment on an 



Earwig 123 



Account of the Capture of a Sea Devil. By 



M. Le Vaillant 131 



Remarks on the Classification of Birds, parti- 

 cularly the British Warblers. By Edward 



Blyth 134 



The Editor's Alphabet of Gardening . . 138 



