INDEX. 587 



Serpents continued. PAG ^ 



Transition from serpents to lizards .... 391 



Slow- worm . . . . . . . .391 



Glass snake ........ 392 



True lizards 392 



Sand lizards 393 



Flying lizards 393 



Scinks ... . .393 



Galliwasp 

 Monitors 

 Guanas 

 Geckos 



394 

 394 

 394 

 394 



Chameleons ........ 395 



Crocodiles, how distinguished ..... 396 



Cheloriian Reptiles 397 



Arranged in four principal families .... 399 



Turtles, structure of their limbs 399 



Tortoise-shell . .400 



Leather-hacked turtle . . . . . .401 



Soft tortoises 401 



Marsh tortoises . 401 



Land tortoises 402 



CHAPTER XXVI. 



Birds 403 



No department of nature unfurnished .... 403 



Internal structure of birds 403 



Their hot blood imparts intense vitality .... 403 



Perfection of their respiration ..... 404 



Skeleton of birds . . . . . . .404 



Peculiar mechanism in the legs of perching birds . .407 



Feathers of birds 408 



Birds viparous . . 409 



Divided into seven orders 411 



First Order, Birds of Prey 412 



Divided into diurnal and nocturnal .... 412 



Family of diurnal birds of prey . . . . .412 



Eagles, how distinguished ...... 412 



Golden eagle ........ 413 



Fisher eagles . . . . . . . . 414 



Falcons 414 



Vultures, their aspect 415 



The ossifraga of the Romans ..... 416 



Nocturnal birds of prey 416 



Owls. . . . . . . . ..';,,. 417 



Second Order, Passerine Birds 418 



Divided into five families . . . . . .418 



Family of Dentirostres 

 Shrikes 

 Fly-catehers 

 Thrushes . 

 Nightingales 



419 

 419 

 419 

 419 

 419 



