vi 



CONTENTS. 



PAGE. 



Germination of the Cabbage Palm. By Dr. 



C. F. Martius, of Munich .... 145 

 Migration of the Cliff Swallow. By J. J. Au- 

 dubon, F. R. S 151 



On the Luminosity of the Sea. By Baron de 



Humboldt 153 



Dr. G. Johnston on the Natural System in Bo- 

 tany 155 



On the Circulation of the Fluids of Plants. By 



Professor de Candolle, of Geneva . . 158 

 Natural History of the Birds of Africa. Trans- 

 lated from the French of Le Vaillant . 160 

 On the Diffusion of the Seeds of Ivy. By Ru- 



ricola 165 



Sir William Jardine on Humming Birds . 166 

 Account of an Alpine Swift, shot in Norfolk. 

 By the Rev. Thomas Fulcher . . . 172 



The Alpine Swift 173 



On preparing Specimens for Museums . . 175 

 Chapter of Varieties — 



On rearing Oak Plants in Hyacinth 

 Glasses. On the Hedgehog. Eggs of 

 a Spider attacked by a parasite. Ex- 

 periments on the Air Cavities and the 

 Colours of Leaves. Attack of Sparrows 

 on a Mouse. Sociality of a Rat with 

 a young Cat. The dancing Witches' 

 Rock, Jersey. Swallows. Theory of 

 Rain. On the objections of Mr. Hart, 

 page 76, respecting the Theory of 

 Rain. Anecdote of a Cat. Singular 

 laying of the Barn Owl. On the Haw- 

 finch and Bramblefinch. Curious 

 Instinct in a Ewe. Redbreast build- 

 ing with Leaves. Simulation of Death 

 by a Corn Crake. On the Bearded 



Tit 177 



Natural History of the Birds of Africa. Trans- 

 lated from the French of Le Vaillant. . 1 93 

 On the Nightingale. By Edward Blyth . 196 

 Experiments on Plants turning towards Light. 

 By M. Dutrochet, Member of the Institute, 



Paris 204 



Storms predicted from the Aurora Borealis. 

 By Mr. William Gardiner, Junior, of Dun- 

 dee . . .... 206 



On the Habits of tame Birds. By Matthseus 



Sylvaticus 209 



On the Cellular Tissue of Plants. By Profes- 

 sor Link, of Berlin . . . . .211 

 Mr. Fairholme on Scripture Geology . . 217 

 On the Organs of Sensation. By Professor 



Ranzani, of Bologna 221 



On Catching, Taming, and Keeping Nightin- 

 gales. By M. Wichterich, of Bonn . . 224 

 On the Discovery of the Circulation of the 



Fluids in Insects. By the Editor . . 226 

 Chapter of Varieties- 

 Hermaphrodite Butterfly. Adoption of 



Soung Larks by a Sparrow. Crows, 

 [edgehog. Native Bird-Lime. Tree- 

 Creeper's Song. Method of making 

 a strange Cat remain in a House. M. 

 Lassaigne's Experiments on Buck- 

 Wheat. Appearance of Leaves in the 

 Microscope. On the different Dispo- 

 sitions of Birds, with Anecdotes of a 

 Goldfinch and a Canary. On the Nut- 

 hatch and other Birds. On the Co- 

 lours of Flowers. How to make a 

 Safety-Box for collecting Insects. 

 Partiality of the Blackbird to the 

 Neighbourhood of Man. On the Co- 

 lours of Flowers. Peculiarities of 

 Plants. The Globe Amaranthus. On 

 the Churchyard Beetle. On Flies 

 walking against Gravity. Honey in 

 Flowers. Instance of the Carrion Crow 

 pairing with the Hooded Crow . . 229 

 Natural History of the Birds of Africa. Trans- 

 lated from the French of Le Vaillant . 241 

 Experiments on the Resuscitation after Death 



PAGE. 



of the Wheel Animalcules. By M. Dutro- 

 chet, Member of the Institute, Paris . . 243 

 Remarks on the Resuscitation of the Wheel 

 Animalcules. By Colonel Bory de St. 



Vincent 244 



On the Black Pulp Leech. By J. G. Dalzell, 

 Esq., Advocate, F. S. A., Advocate, Edin- 

 burgh 245 



Prognostics of the Weather. By^Colonel Cap- 

 per 251 



Mr. Smith on the Botany of Kent . . . 254 

 On the Direction of Plants. By Professor De 



Candolle, of Geneva 256 



Mr. Blackwall's Researches respecting Spiders 258 

 On the British Tits. By Edward Blyth . . 262 

 On the Irregularity in the Appearance of In- 

 sects, and on the Utility of Calendars . 270 

 Field Sketches. By Ruricola . . . .272 



To a Redbreast which built her Nest on the 

 Window Sill of a Parlour in the Author's 

 Residence. ...... 274 



Recent Experimental Researches on the Pro- 

 cess of Rumination or Chewing the Cud 276 

 On the Hooded Crow. By Edward Blyth . 279 

 Chapter of Varieties- 

 Summer Birds of Passage. Furze Branches 

 for Cage Birds. Torpidity of Snails. 

 The Wormegay Oak. Scarce Birds in 

 Scotland. Use of the Long Hind Claw 

 in Larks. On an unknown Bird, and a 

 Brambling's Nest. Age of Butterflies, 

 Moths, and Beetles . . . .284 



Natural History of the Birds of Africa. Trans- 

 lated from the French of Le Vaillant 285 

 On the Philosophy of Final Causes. By M. 

 Geoffroy St. Hilaire, Professor of Natural 



History, Paris 288 



On the Genus Phoenicura and the Blue-Breast. 



By Edward Blyth 290 



On the Antennae ot Insects as Organs of Hear- 

 ing. By Professor Bonsdorf, of Abo in 



Finland 292 



On the Colours of the Feathers of Birds. By 

 L. P. Vieillot, Member of the Institute, 



Paris 299 



On the British Fruit-Eating Warblers. By 



Edward Blyth 306 



Sundries. By Ruricola 318 



To a Swallow . . . . . . .321 



Chapter of Varieties- 

 Cannibalism of Cats, and Non-Canni- 

 balism of Polecats. On the Grub of Chi- 

 ronomus Plumosus. On the Relative 

 Warmth of Colours. On the Redbreast 

 building with Oak-leaves. On Micro- 

 gaster Alvearius. Nest of a Chaffinch 

 and of a Redbreast. On the Nest of 

 the Bottle Tit. Does the Whirlwig- 

 beetle (Gyrinus Natator) live through 



the Winter? 324 



Natural History of the Birds of Africa. Trans- 

 lated from the French of Le Vaillant. . 333 

 Appearances and Influences of the Moon. By 



M. Arago of the French Institute . . 336 

 On the Organs of the Voice in Birds and Mon- 

 keys. By Baron Humboldt . . .338 

 A Chapter from the Alphabet of Birds. On 



the Legs and Feet 347 



Retrospect. By Edward Blyth . . .350 

 Rural Gleanings. By Solitarius . . . 356 

 The Aurora Borealis, or Northern Lights, his- 

 torically described. By Ruricola . • 362 

 Chapter of Varieties — 



Inland Gulls. Squirrels. Tree and Mea- 

 dow Pipits. Habits of the Lamprey. 

 On the May-fly. On the Pectinated 

 Claws of Herons and Night Jars. Sci- 

 entific Terms often objectionable- 

 Nesting of the Redbreast. Natural 

 Theology. Paley's Doctrine of Com- 

 pensation. Redstart not rare in Scot- 

 land. Steropus Medidus. 



