Show EFFECT OF FEAR ON keep keeps them prom reproducing them selves no animal ever fully recover from fright birds are wonderfully upon liy by fear darwin lias has mid cald no discontented animal reproduces itself it is equally noticeable that no animal or bird that is by fear will reproduce itself tills this is tho the case in all orders of animal life when an animal or bird is frightened it never recovers from it as is to seen in the case of a horse when frightened somewhere on the road it allays loops in memory the source and location of its scare sheep that are once frightened by da never do all afterward so with birds when they have been pursue ailed by the hunter on their feeding or breeding grounds they never nener re tu tua tuai i to that again lillis this element of fear which so acts nets upon the bird in iii still more effective in insect life it is not eo fo much the number of insects lint arc are killed or eaten b 3 the birds as it is the active principle of fear and tind that element of life called self sol f presentation which thich the bird create sand incites in all loiter orders of insect life that prevents 4 the insect from reproducing and this is what the bird indirectly 1 I accomplishes and tind is the greatest purpose of its existence insect life has lins no particular tar fear of man it appears to bo bre en endowed doved with a consciousness esq that man is unable to cope with it or to observe its presence or increase it recognizes only the bird as its natural enemy ind and source of destruction destruct ion rural life I 1 |