X CONTENTS. 



Page 



ORDER III. SAURIA LIZARDS 281 



Characteristics Numbers Use as Food Habits ......... 281 



Iguana Gecko Chameleon 282 



Change of Colour in the Chameleon, how explained 283 



British Lizards Anecdote of a Sardinian Species 284 



Crocodile Its Utility Errors respecting it 285 



Extinct Species of British Saurian Reptiles 287 



IV. TESTUDINATA TORTOISES 289 



How distinguished Structure of the Shield or Covering ... 290 



Number of Species Their Classification 291 



Hawk-billed Turtle Ease and Celerity of its Movements 291 



Habits of Different Specieg 292 



Longevity Tortoises of the Galipagos Archipelago 293 



Gigantic "Fossil Tortoise of India 294 



Former abundance of Tortoises in the British Seas 295 



A Tortoise in Love 296 



CLASS III. AVES BIRDS. 



Definition Power of Flight 297 



Peculiarities observable in the Structure of the Skeleton 298 



Circulation of the Blood, and its high Temperature 302 



Covering Variety in the Plumage 303 



Long-continued Power of Flight The Frigate Bird 305 



Buoyancy of the Gannet Its great Abundance in some Localities 307 



Impetus of its Descent Mechanism for this Purpose 308 



Moulting Meaning of the Term Explanation of the Phenomenon 309 



Digestive Organs The Bill Crop Gizzard 310 



Sense of Sight 313 



Sense of Smell Turkey Buzzard Condor 314 



Removal of decaying Animal Matter 31G 



Migration Power of the Migratory Instinct 317 



Affection of Birds for their Young 319 



Nests Examples of the Variety in their Structure 320 



Organs of Voice 322 



Geographical Distribution Classification 324 



ORDER I. RAPTORES BIRDS OF PREY 327 



VULTURES. Griffon and Egyptian Vulture 328 



The Condor its Size and Flight The Lammergeyer 329 



FALCONS. What birds are included in the family Falconida 330 



Eagles The Spotted The Sea Eagle 331 



The Golden Eagle its Habits 332 



The true Falcons The Peregrine 335 



Falconry Terms Employed Training of the Falcons 336 



Their Former Value Flight Courage 337 



