IIL ANIMAL LIFE IN THE TROPICAL FORESTS 311 
little check for countless ages, and have resulted in those 
infinitely varied and beautiful forms—those wonderful eccen- 
tricities of structure, of function, and of instinct—that rich 
variety of colour, and that nicely balanced harmony of rela- 
tions, which delight and astonish us in the animal productions 
of all tropical countries, 
