( ’hap. I. 
HOMOLOGICAL STKUCTUBE. 
13 
a * e re P a ii'ed by the same process of healing ; and the 
s nmps left after the amputation of his limbs occa- 
sionally possess, especially during an early embryonic 
Period, some power of regeneration, as in the lowest 
ail imals . 6 
The whole process of that most important function, 
. le reproduction of the species, is strikingly the same 
111 all mammals, from the first act of courtship by the 
rrrale 7 to the birth and nurturing of the young. Mon- 
Ke ys are born in almost as helpless a condition as our 
infants; and in certain genera the young differ 
" , f as much in appearance from the adults, as do our 
( ‘ii^ren from their full-grown parents . 8 It has been 
'n-ged by some writers as an important distinction, that 
' Vlt 1 num tlm young arriye at maturity at a much later 
tt Se than with any other animal : but if we look to the 
manltind which inhabit tropical countries the 
1 eience is not great, for the orang is believed not to 
>e a( u ' t till the age of from ten to fifteen years . 9 Man 
a American Journal of Science,’ vol. xvii. p. 305, lias seen 
dog suffering from tertian ague. 
At • ' ave giveu the evidence on this head iu my ‘Variation of 
; 8 au< t t’hints under Domestication,’ vol. ii. p. 10. 
“ fern' ° rCS ° < t' vei ' s i s generibus Quadrumanorum sine dubio dignoscunt 
“ Mr v S lunianas a niaribua. Primurn, credo. odoratu, postea aspectu. 
‘ iuni ° ua tt, qui diu in Hortis Zoulogicis (Hestiariis) medians animal- 
« '1 erat ’ va ' in rebus observandis can Inis ct sngax, hoc mibi certissime 
‘ ‘ Sir A ' l ° uril i° res ejusdem loci ct alii e ministris coniinnaverunt. 
“ trigs’ " , reW ^ m 'ih et BreTim notabaut idem in Cynocephalo. Illus- 
« turii lmUS ^ llv i er etiam narrat inidta do line re qua nt opiuor nihil 
“uninhT P vr te& * ir " licari inter omnia bominibus et Qnadrmnanis com- 
“ aspectu f . mt 0Dim Cynoceplialum queudsin iu furorem incidere 
“ a), enuuanm aliquarum, sod nequaquam accondi tauto furore 
“ advnnoU j S ‘ ® etn l )er eligebat juniores, et dignoscebnt iu turba, et 
8 Tbi V0CP ' qostuquo.” 
tbropomQ^ ornarb is made with respect to Cynocephalus and the an- 
Nat de« tv? 10US apes b y Geoffrey Saint-Hilaire and F, Cuvier, ‘Hist, 
a H^® amm| teres,’ tom. i. 1824. 
e y> Man’s Place in Nature,’ I8G3, p. 34. 
