INDEX. 



Org&as, deep-seated, how do we 

 know that they are divested of 

 feeling 108 



Organs, internal, -why do they 

 retain their places in the body 110 



Ornythorynchus, or-nc-tho-ring - 

 ku, why so called 426 



Ornythorynchus, why is it pro 

 vided with a duck-like ap 

 pendage 427 



Ostrich, why is it the swiftest of 

 animals 875 



Ostrich why are its digestive 

 organs so powerful 876 



Ostrich, why does the hen con 

 tinue to lay while incubating ... 877 



Ostrich, why does the hen aban 

 don her nest for a long: period ... 879 



Ostrich, why is it said to be a 

 neglectful mother 881 



Ostrich, why docs its foot resemble 

 that of the camel 883 



Ostrich, why has it small and light 

 wings 885 



Otters, why when hunting fish do 

 they swim against the stream ... 252 



Ouzel, the nest of 700 



Oven-bird, why PO called 830 



Owls, why able to turn their heads 

 round in a circle ... ... ... 676 



Owl, why is its head large 677 



Owls, peculiar provision of their 

 ears 678 



Owls, why is their flight feeble ... 679 



Owls, why wrong to destroy 

 them 680 



Ox, why is it one of the most 

 valuable and useful beasts ... 538 



Ox, why does the sight of blood 

 and of red colours infuriate it 540 



Oxen, why do they frequently 

 stand in shallow water during 

 hotweath-r 541 



Oxen, why have they a licking 

 motion with the tongue when 

 grazing 542 



Oxen, -why so easily and uni 

 versally domesticated 545 



Oxen, why have they divided 

 hoofs 546 



Oxen, wild and tame, why a 

 greater difference than between 

 wild and tame sheep 575 



Oxen, acclimation of 539 



Pachydermata, pack-e-der-ma -ta 429 



Pachydermata ordinaria, or-de- 

 na-rea 431 



Pachydermata, how subdivided ... 431 



Palmipedes, pal-me-pt-dees, why 

 are birds of the order of nata- 

 tores so called 918 



Panthers, hearing very acute ... 213 



Panther, distinction between, and 

 the leopard 322 



Papillae, pa-pil -lay 31 



Pisroquettes, par-ro-kets , why so 

 called 811 



Paroquettes, why numerous in 

 America ... &12 



Parrot, why is its bill thick and 

 powerful ............ 



Parrot, why is it able to use its 

 bill with force tmd yet with 

 nicety ............ 



Parrot, why has each species its 

 peculiar residence ...... 



Parrot, why are there marked dif 

 ferences in the forms of their 

 feet ............... 



Parrots, why are they natives of 



tropical climates ......... 



Parrots, why do they suffer little 



from confinement... ... ... 



Parrots, why do they chip and 



gnaw wood ............ 



Parrot, what advantage results 



from the mobility of its upper 



mandible ............ 



Parrot, why does it not construct 



a nest ............ 



Parrot-fish, why so called ... 



Parrot-fish, why has it rounded 



jaws and scale-like teeth ... 

 Passeres, pas-see -rces, why called 



also incessores ......... 



Pelican, why has it a large pouch 

 Petrels, why can they run on the 



surface of the water ...... 



why is the third sub-order of 



fishes so called 



Pheasant, why does its plumage 



taper to a point 



Pheasants, why do they perch on 



larch trees 



Physomata, fi/-xnm-a -tn^ why is 



the sub-order of fishes so named 

 Pigeons, why have they a puffed 



appearance at the breast 

 Pigeons, how are young, fed by 



their parents &quot;. 



Pigeon, why is the plumage of the 



rock, close and compact 



Pigeons, why is their plumage of a 



sombre hue. .. 

 Pigeons, how is their structure 



adapted to their powers of flight 

 Pigeon, why does the rock, prefer 



a white-washed house 



Pigeon, why does the rock, walk 



upon the sea-beach 



Pigeon, why is the song of the 



ringed, only heard in spring and 



autumn 



Pigeons, why do they return to the 



place where they started from... 



Pigeons, power of flight 



Pigeon, why is the flesh of the 



wild, less delicate and palatable 



than that of the tame 



Pigs, why do they run about with 



straws in their mouths 



Pigs, why is it said that they cut 



their throats when swimming ... 

 Pike, why do they appear in poads 



where none were before.. . 

 Pike, why is their presence courted 



and shunned by smaller fish ... 



801 

 903 



804 

 807 

 808 

 809 



810 



813 

 1100 



1101 



685 

 942 



938 



1096 

 868 

 869 



1048 

 833 

 834 

 S3 

 838 

 833 

 840 

 841 



847 



848 

 849 



851 

 470 

 472 

 1070 

 1071 



