XVI 



INDEX. 



Ha: es, why do they make forms, 

 while rabbits burrow 394 



Hares, why are persons said to be 

 as mad as March hares when 

 they are flighty 397 



Hare, why so culled 398 



Hares, why do they leap io and 

 fro before they jump upon their 

 forms 399 



Hares, stratagem; adopted by, 

 to escape 400 



Hares, why are the eyes of, never 

 closed 401 



Head, why covered with hair ... 38 



Head, formation of, in idocy ... 55 



Head, why are the senses 

 placed in 112 



Headache, why increased by 

 coughing ... ... ... ... 8 1 



Hearing, the process of 144 



HeaiLii;, why is that of infants 

 indiftinct 145 



Heariug, why both ears are used 

 to determine the direction of 

 sound 146 



Hearing, why sometimes one ear 

 and otherwise both called into 

 action 147 



Hearing, why made easier to deaf 

 persons by a moderate tone of 

 voice 149 



Hearing, how facilitated by placing 

 a ticking watch upon the teeth 150 



Heart, its action 72 



Heart, insensibility of 109 



Heart, how is its position undis- 

 turbed Ill 



Hedgehog, why covered with 

 spines 203 



Hedgehog, what it chiefly preys 

 upon 204 



Heel, why projecting 56 



Herbivorous, her-be'-vo-rus, ani- 

 mals, why do they chew the cud 508 



Herons, why have they cumbrous 

 wings 913 



Herring, why so called 1050 



Herrings, why do they migrate ... 1051 



Herrings, why do they swim in 

 shoalf ... , 1053 



Herrings, why are few caught in 

 the cold months 1052 



Herring, in what does it dift'er 

 from the pilchard 1056 



Hcrvio Nano, exploits of, de- 

 scribed 650 



Hip-joint, mechanism of 51 



Hippopotamus, hip-po-pot'-a- 

 mus, why so called 450 



Hippopotamus, why do the waters 

 bubble when it dives 451 



Hippopotamus, why has it large 

 teeth 452 



Hippopotamus, what are its offices 

 in rivers 453 



Hippopotamus, identity with the 

 behemoth 451 



Hippopotamus, why does it walk 

 av, kwardlj' ... ... ... ... 455 



Hippopotamus, why called the 

 "river-horse" 456 



Hippopotamus, how are the eyes 

 and nostrils adapted to its 

 habits 457 



Hippopotamus, faculty of living 

 under water 4,33 



Hogs, why have they thick necks 4iJ7 



Hog, Indian, why furnished with 

 crooked tusks 468 



Hogs, functions of the tusks ... 469 



Hogs, why when two are feeding 

 will one of them have his foot 

 in the trough 471 



Holocephala, hol-o-seph'-e-la, why 

 is the first sub- order of selachia 

 so called 1125 



Holostea, hol-ost'-e-a, why is the 

 first sub-order of ganoidea so 

 called 1122 



Hoopoe, hoop'-o, why so named ... 787 



Horns of animals, growth, struc- 

 ture, and uses 526 



Horses, wild, why they congre- 

 gate in flocks 477 



Horses, why are the colours and 

 marks of, varied 478 



Horses, "why when two are in a 

 pasture does one nibble the 

 shoulder of the other 480 



Horses, why furnished with strong 

 hairs on the lips 482 



Horses, why does a prevalence of 

 "white" in the eye indicate a 

 vicious temper 483 



Horses, why without eyebrows ... 484 



Horses, how are the eyes pro- 

 tected 485 



Horses, why is the form of the 

 racer fitted for running ... 486 



Horses, varied forms and points of 487 



Horses, why have they large 

 square jaws 488 



Horses, why does a heavy shoulder 

 indicate slowness and stumbling 489 



Horses, why are those with deep 

 bellies best for labour 490 



Horses, capabilities of the Suffolic 

 punch 491 



Horses, why without gall-bladders 492 



Horses, why havr aged ones 

 cavities above their eyes ... 493 



Horses, how may the age be 

 judged 494 



Horses, why should the f-rain on 

 which they are fed be crushed 495 



Horses, why when early ami hard 

 worked do they never arrive at 

 full si/e 496 



Horses, why will they find their 

 way in the dark without guide 

 or check 497 



Horses, instinct and intelligence 

 of, in the dark 498 



Horses, why is Mr. Rarey's system 

 of taming so efficacious ... 499 



Horses, system of taming pursued 

 by Mr. llarey explained 50* 



Horses, why is the health of. sup- 



