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1872

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variations 1859 1860 1861 1866 1872
or spontaneous variations 1869

3 blocks not present in 1859 1860 1861 1866; present in 1869 1872
It is notorious how much domestic animals vary in their mental qualities. With cats, for instance, one naturally takes to catching rats, and another mice, and these tendencies are known to be inherited. One cat, according to Mr. St. John, always brought home game-birds, another hares or rabbits, and another hunted on marshy ground and almost nightly caught woodcocks or snipes.

the inheritance of all 1859 1860 1861 1866
various 1869 1872

time. 1859 1860 1861 1866
time, being inherited. 1869 1872

domestication. We shall thus
also
also
be enabled to see the
respective
respective
part
parts
which habit and the selection of
so- called
so-called
spontaneous
accidental
variations have played in modifying the mental qualities of our domestic animals. A number of curious and authentic instances could be given of the inheritance of all shades of disposition and
of taste,
tastes,
and likewise of the oddest tricks, associated with certain frames of mind or periods of time. But let us look to the
familar
familiar
case of the
several
several
breeds of
the dog:
dogs:
it cannot be doubted that young pointers (I have myself seen a striking instance) will sometimes point and even back other dogs the very first time that they are taken out; retrieving is certainly in some degree inherited by retrievers; and a tendency to run round, instead of at, a flock of sheep, by shepherd-dogs. I cannot see that these actions, performed without experience by the young, and in nearly the same manner by each individual, performed with eager delight by each breed, and without the end being
known—
known,—
for the young pointer can no more know that he points to aid his master, than the white butterfly knows why she lays her eggs on the leaf of the
cabbage—
cabbage,—
I cannot see
that'
that
these actions differ essentially from true instincts. If we were to
behold
see
one kind of wolf, when young and without any training, as soon as it scented its prey, stand motionless like a statue, and then slowly crawl forward with a peculiar gait; and another kind of wolf rushing round, instead of at, a herd of deer, and driving them to a distant point, we should assuredly call these actions instinctive. Domestic instincts, as they may be called, are certainly far less fixed
or invariable
or invariable
than natural instincts; but they have been acted on by far less rigorous selection, and have been transmitted for an incomparably shorter period, under less fixed conditions of life.
How strongly these domestic instincts, habits, and
dis-
dis-